<?xml version="1.0" encoding="US-ASCII" standalone="no"?>
    <!-- Field: Doc-Info; Name: Generator; Value: GoFiler Complete; Version: 6.5a -->
    <!-- Field: Doc-Info; Name: VendorURI; Value: https://www.novaworks.com -->
    <!-- Field: Doc-Info; Name: Status; Value: 0x00000000 -->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrli="http://www.xbrl.org/2003/instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#Cover" roleURI="http://gdslumina.com/role/Cover" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#ConsolidatedBalanceSheets" roleURI="http://gdslumina.com/role/ConsolidatedBalanceSheets" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#ConsolidatedBalanceSheetsParenthetical" roleURI="http://gdslumina.com/role/ConsolidatedBalanceSheetsParenthetical" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#ConsolidatedStatementsOfOperations" roleURI="http://gdslumina.com/role/ConsolidatedStatementsOfOperations" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#ConsolidatedStatementsOfStockholdersDeficit" roleURI="http://gdslumina.com/role/ConsolidatedStatementsOfStockholdersDeficit" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#ConsolidatedStatementsOfCashFlows" roleURI="http://gdslumina.com/role/ConsolidatedStatementsOfCashFlows" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#OrganizationAndSignificantAccountingPolicies" roleURI="http://gdslumina.com/role/OrganizationAndSignificantAccountingPolicies" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#RelatedPartyTransactions" roleURI="http://gdslumina.com/role/RelatedPartyTransactions" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#StockholdersDeficit" roleURI="http://gdslumina.com/role/StockholdersDeficit" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#OperatingLease" roleURI="http://gdslumina.com/role/OperatingLease" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#CaresActFunding" roleURI="http://gdslumina.com/role/CaresActFunding" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#GoingConcern" roleURI="http://gdslumina.com/role/GoingConcern" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#DiscontinuedOperations" roleURI="http://gdslumina.com/role/DiscontinuedOperations" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#IncomeTaxes" roleURI="http://gdslumina.com/role/IncomeTaxes" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#OrganizationAndSignificantAccountingPoliciesPolicies" roleURI="http://gdslumina.com/role/OrganizationAndSignificantAccountingPoliciesPolicies" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#OrganizationAndSignificantAccountingPoliciesTables" roleURI="http://gdslumina.com/role/OrganizationAndSignificantAccountingPoliciesTables" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#RelatedPartyTransactionsTables" roleURI="http://gdslumina.com/role/RelatedPartyTransactionsTables" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#CaresActFundingTables" roleURI="http://gdslumina.com/role/CaresActFundingTables" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#DiscontinuedOperationsTables" roleURI="http://gdslumina.com/role/DiscontinuedOperationsTables" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#IncomeTaxesTables" roleURI="http://gdslumina.com/role/IncomeTaxesTables" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#OrganizationAndSignificantAccountingPoliciesDetails" roleURI="http://gdslumina.com/role/OrganizationAndSignificantAccountingPoliciesDetails" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#OrganizationAndSignificantAccountingPoliciesDetailsNarrative" roleURI="http://gdslumina.com/role/OrganizationAndSignificantAccountingPoliciesDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#RelatedPartyTransactionsDetails" roleURI="http://gdslumina.com/role/RelatedPartyTransactionsDetails" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#RelatedPartyTransactionsDetailsNarrative" roleURI="http://gdslumina.com/role/RelatedPartyTransactionsDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#StockholdersDeficitDetailsNarrative" roleURI="http://gdslumina.com/role/StockholdersDeficitDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#OperatingLeaseDetailsNarrative" roleURI="http://gdslumina.com/role/OperatingLeaseDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#CaresActFundingDetails" roleURI="http://gdslumina.com/role/CaresActFundingDetails" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#CaresActFundingDetails1" roleURI="http://gdslumina.com/role/CaresActFundingDetails1" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#CaresActFundingDetailsNarrative" roleURI="http://gdslumina.com/role/CaresActFundingDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#GoingConcernDetailsNarrative" roleURI="http://gdslumina.com/role/GoingConcernDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#DiscontinuedOperationsDetails" roleURI="http://gdslumina.com/role/DiscontinuedOperationsDetails" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#DiscontinuedOperationsDetails1" roleURI="http://gdslumina.com/role/DiscontinuedOperationsDetails1" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#DiscontinuedOperationsDetailsNarrative" roleURI="http://gdslumina.com/role/DiscontinuedOperationsDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#IncomeTaxesDetails" roleURI="http://gdslumina.com/role/IncomeTaxesDetails" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#IncomeTaxesDetails1" roleURI="http://gdslumina.com/role/IncomeTaxesDetails1" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#IncomeTaxesDetails2" roleURI="http://gdslumina.com/role/IncomeTaxesDetails2" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#IncomeTaxesDetails3" roleURI="http://gdslumina.com/role/IncomeTaxesDetails3" />
    <link:roleRef xlink:type="simple" xlink:href="fcci-20251231.xsd#IncomeTaxesDetailsNarrative" roleURI="http://gdslumina.com/role/IncomeTaxesDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#PvpExecutiveCategoriesOnly" roleURI="http://xbrl.sec.gov/ecd/role/PvpExecutiveCategoriesOnly" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#PvpAdjustmentsOnly" roleURI="http://xbrl.sec.gov/ecd/role/PvpAdjustmentsOnly" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#IndividualsOnly" roleURI="http://xbrl.sec.gov/ecd/role/IndividualsOnly" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#AwardTypeOnly" roleURI="http://xbrl.sec.gov/ecd/AwardTypeOnly" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#TradingArrangmentsOnly" roleURI="http://xbrl.sec.gov/ecd/role/TradingArrangementsOnly" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" arcroleURI="http://xbrl.org/int/dim/arcrole/all" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#notAll" arcroleURI="http://xbrl.org/int/dim/arcrole/notAll" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/Cover" xlink:title="00000001 - Document - Cover" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/ConsolidatedBalanceSheets" xlink:title="00000002 - Statement - CONSOLIDATED BALANCE SHEETS" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:title="00000003 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/ConsolidatedStatementsOfOperations" xlink:title="00000004 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/ConsolidatedStatementsOfStockholdersDeficit" xlink:title="00000005 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS&apos; DEFICIT">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaapStatementEquityComponentsAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapStatementEquityComponentsAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaapEquityComponentDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapEquityComponentDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaapEquityComponentDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapEquityComponentDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_PreferredStockSeriesAMember" xlink:label="loc_fcciPreferredStockSeriesAMember_0" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_fcciPreferredStockSeriesAMember_0" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaapCommonStockMember_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapCommonStockMember_10" xlink:type="arc" order="11" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_us-gaapAdditionalPaidInCapitalMember_20" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapAdditionalPaidInCapitalMember_20" xlink:type="arc" order="21" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaapRetainedEarningsMember_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapRetainedEarningsMember_30" xlink:type="arc" order="31" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaapStockholdersEquity_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockholdersEquity_60" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesOutstanding" xlink:label="loc_us-gaapSharesOutstanding_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapSharesOutstanding_60" xlink:type="arc" order="2" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodValueIssuedForServices" xlink:label="loc_us-gaapStockIssuedDuringPeriodValueIssuedForServices_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockIssuedDuringPeriodValueIssuedForServices_60" xlink:type="arc" order="3" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesIssuedForServices" xlink:label="loc_us-gaapStockIssuedDuringPeriodSharesIssuedForServices_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockIssuedDuringPeriodSharesIssuedForServices_60" xlink:type="arc" order="4" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaapNetIncomeLoss_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNetIncomeLoss_60" xlink:type="arc" order="5" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/ConsolidatedStatementsOfCashFlows" xlink:title="00000006 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/OrganizationAndSignificantAccountingPolicies" xlink:title="999007 - Disclosure - ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/RelatedPartyTransactions" xlink:title="999008 - Disclosure - RELATED PARTY TRANSACTIONS" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/StockholdersDeficit" xlink:title="999009 - Disclosure - STOCKHOLDERS&#8217; DEFICIT" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/OperatingLease" xlink:title="999010 - Disclosure - OPERATING LEASE" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/CaresActFunding" xlink:title="999011 - Disclosure - CARES ACT FUNDING" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/GoingConcern" xlink:title="999012 - Disclosure - GOING CONCERN" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/DiscontinuedOperations" xlink:title="999013 - Disclosure - DISCONTINUED OPERATIONS" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/IncomeTaxes" xlink:title="999014 - Disclosure - INCOME TAXES" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/OrganizationAndSignificantAccountingPoliciesPolicies" xlink:title="999016 - Disclosure - ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES (Policies)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/OrganizationAndSignificantAccountingPoliciesTables" xlink:title="999017 - Disclosure - ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/RelatedPartyTransactionsTables" xlink:title="999018 - Disclosure - RELATED PARTY TRANSACTIONS (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/CaresActFundingTables" xlink:title="999019 - Disclosure - CARES ACT FUNDING (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/DiscontinuedOperationsTables" xlink:title="999020 - Disclosure - DISCONTINUED OPERATIONS (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/IncomeTaxesTables" xlink:title="999021 - Disclosure - INCOME TAXES (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/OrganizationAndSignificantAccountingPoliciesDetails" xlink:title="999022 - Disclosure - ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES (Details)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/OrganizationAndSignificantAccountingPoliciesDetailsNarrative" xlink:title="999023 - Disclosure - ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LegalEntityAxis" xlink:label="loc_deiLegalEntityAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_deiLegalEntityAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain" xlink:label="loc_deiEntityDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_deiLegalEntityAxis" xlink:to="loc_deiEntityDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityDomain" xlink:label="loc_deiEntityDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_deiLegalEntityAxis" xlink:to="loc_deiEntityDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_GDSLuminaIncMember" xlink:label="loc_fcciGDSLuminaIncMember_40" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_deiEntityDomain" xlink:to="loc_fcciGDSLuminaIncMember_40" xlink:type="arc" order="41" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="loc_srtScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_srtScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:type="arc" order="2" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_EquityMethodInvesteeNameDomain" xlink:label="loc_srtEquityMethodInvesteeNameDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srtScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:to="loc_srtEquityMethodInvesteeNameDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_EquityMethodInvesteeNameDomain" xlink:label="loc_srtEquityMethodInvesteeNameDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_srtScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:to="loc_srtEquityMethodInvesteeNameDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_CKLLCMember" xlink:label="loc_fcciCKLLCMember_50" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtEquityMethodInvesteeNameDomain" xlink:to="loc_fcciCKLLCMember_50" xlink:type="arc" order="51" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityIncorporationDateOfIncorporation" xlink:label="loc_deiEntityIncorporationDateOfIncorporation_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_deiEntityIncorporationDateOfIncorporation_90" xlink:type="arc" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_90" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityReverseStockSplit" xlink:label="loc_us-gaapStockholdersEquityReverseStockSplit_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockholdersEquityReverseStockSplit_90" xlink:type="arc" order="2" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaapCommonStockParOrStatedValuePerShare_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapCommonStockParOrStatedValuePerShare_90" xlink:type="arc" order="3" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaapCommonStockSharesAuthorized_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapCommonStockSharesAuthorized_90" xlink:type="arc" order="4" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:label="loc_us-gaapEquityMethodInvestmentOwnershipPercentage_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapEquityMethodInvestmentOwnershipPercentage_90" xlink:type="arc" order="5" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaapLongTermDebt_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapLongTermDebt_90" xlink:type="arc" order="6" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_DigitalMarketingFees" xlink:label="loc_fcciDigitalMarketingFees_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_fcciDigitalMarketingFees_90" xlink:type="arc" order="7" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostsAndExpenses" xlink:label="loc_us-gaapCostsAndExpenses_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapCostsAndExpenses_90" xlink:type="arc" order="8" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_FranchisingRightsSales" xlink:label="loc_fcciFranchisingRightsSales_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_fcciFranchisingRightsSales_90" xlink:type="arc" order="9" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaapShareBasedCompensation_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapShareBasedCompensation_90" xlink:type="arc" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ImpairmentOfLongLivedAssetsHeldForUse" xlink:label="loc_us-gaapImpairmentOfLongLivedAssetsHeldForUse_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapImpairmentOfLongLivedAssetsHeldForUse_90" xlink:type="arc" order="11" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_90" xlink:type="arc" order="12" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/RelatedPartyTransactionsDetails" xlink:title="999024 - Disclosure - RELATED PARTY TRANSACTIONS (Details)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/RelatedPartyTransactionsDetailsNarrative" xlink:title="999025 - Disclosure - RELATED PARTY TRANSACTIONS (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_TitleOfIndividualAxis" xlink:label="loc_srtTitleOfIndividualAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_srtTitleOfIndividualAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain" xlink:label="loc_srtTitleOfIndividualWithRelationshipToEntityDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srtTitleOfIndividualAxis" xlink:to="loc_srtTitleOfIndividualWithRelationshipToEntityDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain" xlink:label="loc_srtTitleOfIndividualWithRelationshipToEntityDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_srtTitleOfIndividualAxis" xlink:to="loc_srtTitleOfIndividualWithRelationshipToEntityDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_OfficerAndDirectorMember" xlink:label="loc_fcciOfficerAndDirectorMember_0" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtTitleOfIndividualWithRelationshipToEntityDomain" xlink:to="loc_fcciOfficerAndDirectorMember_0" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_GeorgeAthanasiadisMember" xlink:label="loc_fcciGeorgeAthanasiadisMember_40" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtTitleOfIndividualWithRelationshipToEntityDomain" xlink:to="loc_fcciGeorgeAthanasiadisMember_40" xlink:type="arc" order="41" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_FormerOfficerAndDirectorMember" xlink:label="loc_fcciFormerOfficerAndDirectorMember_70" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtTitleOfIndividualWithRelationshipToEntityDomain" xlink:to="loc_fcciFormerOfficerAndDirectorMember_70" xlink:type="arc" order="71" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_FormerOfficerMember" xlink:label="loc_fcciFormerOfficerMember_110" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtTitleOfIndividualWithRelationshipToEntityDomain" xlink:to="loc_fcciFormerOfficerMember_110" xlink:type="arc" order="111" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_DueToRelatedParty" xlink:label="loc_fcciDueToRelatedParty_150" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_fcciDueToRelatedParty_150" xlink:type="arc" order="0" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_AdvanceBalance" xlink:label="loc_fcciAdvanceBalance_150" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_fcciAdvanceBalance_150" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NotesPayable" xlink:label="loc_us-gaapNotesPayable_150" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNotesPayable_150" xlink:type="arc" order="2" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="loc_us-gaapGainLossOnDispositionOfAssets_150" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapGainLossOnDispositionOfAssets_150" xlink:type="arc" order="3" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNotesPayable" xlink:label="loc_us-gaapOtherNotesPayable_150" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapOtherNotesPayable_150" xlink:type="arc" order="4" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_RepaidBalance" xlink:label="loc_fcciRepaidBalance_150" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_fcciRepaidBalance_150" xlink:type="arc" order="5" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_RemainningBalance" xlink:label="loc_fcciRemainningBalance_150" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_fcciRemainningBalance_150" xlink:type="arc" order="6" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/StockholdersDeficitDetailsNarrative" xlink:title="999026 - Disclosure - STOCKHOLDERS&#8217; DEFICIT (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/OperatingLeaseDetailsNarrative" xlink:title="999027 - Disclosure - OPERATING LEASE (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:label="loc_us-gaapCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable" xlink:label="loc_us-gaapScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:to="loc_us-gaapScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TypeOfArrangementAxis" xlink:label="loc_us-gaapTypeOfArrangementAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable" xlink:to="loc_us-gaapTypeOfArrangementAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ArrangementsAndNonarrangementTransactionsMember" xlink:label="loc_us-gaapArrangementsAndNonarrangementTransactionsMember" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapTypeOfArrangementAxis" xlink:to="loc_us-gaapArrangementsAndNonarrangementTransactionsMember" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ArrangementsAndNonarrangementTransactionsMember" xlink:label="loc_us-gaapArrangementsAndNonarrangementTransactionsMember_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapTypeOfArrangementAxis" xlink:to="loc_us-gaapArrangementsAndNonarrangementTransactionsMember_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_LeaseAgreementMember" xlink:label="loc_fcciLeaseAgreementMember_0" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapArrangementsAndNonarrangementTransactionsMember" xlink:to="loc_fcciLeaseAgreementMember_0" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LessorOperatingLeaseRenewalTerm" xlink:label="loc_us-gaapLessorOperatingLeaseRenewalTerm_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:to="loc_us-gaapLessorOperatingLeaseRenewalTerm_60" xlink:type="arc" order="0" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_UpfrontPayment" xlink:label="loc_fcciUpfrontPayment_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:to="loc_fcciUpfrontPayment_60" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_MonthlyPayments" xlink:label="loc_fcciMonthlyPayments_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:to="loc_fcciMonthlyPayments_60" xlink:type="arc" order="2" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="loc_us-gaapOperatingLeaseRightOfUseAsset_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:to="loc_us-gaapOperatingLeaseRightOfUseAsset_60" xlink:type="arc" order="3" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiability" xlink:label="loc_us-gaapOperatingLeaseLiability_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:to="loc_us-gaapOperatingLeaseLiability_60" xlink:type="arc" order="4" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaapNetIncomeLoss_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:to="loc_us-gaapNetIncomeLoss_60" xlink:type="arc" order="5" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/CaresActFundingDetails" xlink:title="999028 - Disclosure - CARES ACT FUNDING (Details)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/CaresActFundingDetails1" xlink:title="999029 - Disclosure - CARES ACT FUNDING (Details 1)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/CaresActFundingDetailsNarrative" xlink:title="999030 - Disclosure - CARES ACT FUNDING (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubordinatedBorrowingLineItems" xlink:label="loc_us-gaapSubordinatedBorrowingLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubordinatedBorrowingTable" xlink:label="loc_us-gaapSubordinatedBorrowingTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapSubordinatedBorrowingLineItems" xlink:to="loc_us-gaapSubordinatedBorrowingTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubordinatedBorrowingAxis" xlink:label="loc_us-gaapSubordinatedBorrowingAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapSubordinatedBorrowingTable" xlink:to="loc_us-gaapSubordinatedBorrowingAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubordinatedBorrowingNameDomain" xlink:label="loc_us-gaapSubordinatedBorrowingNameDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapSubordinatedBorrowingAxis" xlink:to="loc_us-gaapSubordinatedBorrowingNameDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubordinatedBorrowingNameDomain" xlink:label="loc_us-gaapSubordinatedBorrowingNameDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapSubordinatedBorrowingAxis" xlink:to="loc_us-gaapSubordinatedBorrowingNameDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_EconomicInjuryDisasterLoansMember" xlink:label="loc_fcciEconomicInjuryDisasterLoansMember_0" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSubordinatedBorrowingNameDomain" xlink:to="loc_fcciEconomicInjuryDisasterLoansMember_0" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity" xlink:label="loc_us-gaapLineOfCreditFacilityCurrentBorrowingCapacity_50" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSubordinatedBorrowingLineItems" xlink:to="loc_us-gaapLineOfCreditFacilityCurrentBorrowingCapacity_50" xlink:type="arc" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityInterestRateDuringPeriod" xlink:label="loc_us-gaapLineOfCreditFacilityInterestRateDuringPeriod_50" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSubordinatedBorrowingLineItems" xlink:to="loc_us-gaapLineOfCreditFacilityInterestRateDuringPeriod_50" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityPeriodicPayment" xlink:label="loc_us-gaapLineOfCreditFacilityPeriodicPayment_50" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSubordinatedBorrowingLineItems" xlink:to="loc_us-gaapLineOfCreditFacilityPeriodicPayment_50" xlink:type="arc" order="2" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/GoingConcernDetailsNarrative" xlink:title="999031 - Disclosure - GOING CONCERN (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsidiarySaleOfStockLineItems" xlink:label="loc_us-gaapSubsidiarySaleOfStockLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable" xlink:label="loc_us-gaapSubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapSubsidiarySaleOfStockLineItems" xlink:to="loc_us-gaapSubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsidiarySaleOfStockAxis" xlink:label="loc_us-gaapSubsidiarySaleOfStockAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapSubsidiaryOrEquityMethodInvesteeSaleOfStockBySubsidiaryOrEquityInvesteeTable" xlink:to="loc_us-gaapSubsidiarySaleOfStockAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="loc_us-gaapSaleOfStockNameOfTransactionDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapSubsidiarySaleOfStockAxis" xlink:to="loc_us-gaapSaleOfStockNameOfTransactionDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="loc_us-gaapSaleOfStockNameOfTransactionDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapSubsidiarySaleOfStockAxis" xlink:to="loc_us-gaapSaleOfStockNameOfTransactionDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrivatePlacementMember" xlink:label="loc_us-gaapPrivatePlacementMember_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSaleOfStockNameOfTransactionDomain" xlink:to="loc_us-gaapPrivatePlacementMember_10" xlink:type="arc" order="11" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_RaisedAmount" xlink:label="loc_fcciRaisedAmount_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapSubsidiarySaleOfStockLineItems" xlink:to="loc_fcciRaisedAmount_30" xlink:type="arc" order="0" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/DiscontinuedOperationsDetails" xlink:title="999032 - Disclosure - DISCONTINUED OPERATIONS (Details)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/DiscontinuedOperationsDetails1" xlink:title="999033 - Disclosure - DISCONTINUED OPERATIONS (Details 1)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis" xlink:label="loc_srtProductOrServiceAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_srtProductOrServiceAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain" xlink:label="loc_srtProductsAndServicesDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srtProductOrServiceAxis" xlink:to="loc_srtProductsAndServicesDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain" xlink:label="loc_srtProductsAndServicesDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_srtProductOrServiceAxis" xlink:to="loc_srtProductsAndServicesDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_BeverageSalesMember" xlink:label="loc_fcciBeverageSalesMember_20" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtProductsAndServicesDomain" xlink:to="loc_fcciBeverageSalesMember_20" xlink:type="arc" order="21" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_FranchiseIncomeMember" xlink:label="loc_fcciFranchiseIncomeMember_40" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtProductsAndServicesDomain" xlink:to="loc_fcciFranchiseIncomeMember_40" xlink:type="arc" order="41" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_BeverageProductCostsMember" xlink:label="loc_fcciBeverageProductCostsMember_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtProductsAndServicesDomain" xlink:to="loc_fcciBeverageProductCostsMember_60" xlink:type="arc" order="61" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenuesAbstract" xlink:label="loc_us-gaapRevenuesAbstract_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapRevenuesAbstract_90" xlink:type="arc" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue" xlink:label="loc_us-gaapDisposalGroupIncludingDiscontinuedOperationRevenue_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapDisposalGroupIncludingDiscontinuedOperationRevenue_90" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="loc_us-gaapOperatingExpensesAbstract_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapOperatingExpensesAbstract_90" xlink:type="arc" order="2" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingExpense" xlink:label="loc_us-gaapDisposalGroupIncludingDiscontinuedOperationOperatingExpense_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapDisposalGroupIncludingDiscontinuedOperationOperatingExpense_90" xlink:type="arc" order="3" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_DisposalGroupIncludingDiscontinuedOperationOperatingExpenses" xlink:label="loc_fcciDisposalGroupIncludingDiscontinuedOperationOperatingExpenses_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_fcciDisposalGroupIncludingDiscontinuedOperationOperatingExpenses_90" xlink:type="arc" order="4" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeExpense" xlink:label="loc_us-gaapDisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeExpense_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapDisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeExpense_90" xlink:type="arc" order="5" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_DisposalGroupIncludingDiscontinuedOperationProfessionalFees" xlink:label="loc_fcciDisposalGroupIncludingDiscontinuedOperationProfessionalFees_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_fcciDisposalGroupIncludingDiscontinuedOperationProfessionalFees_90" xlink:type="arc" order="6" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss" xlink:label="loc_us-gaapDisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapDisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_90" xlink:type="arc" order="7" />
      <link:loc xlink:type="locator" xlink:href="fcci-20251231.xsd#fcci_OtherAdjustmentsToIncomeDiscontinuedOperationsAbstract" xlink:label="loc_fcciOtherAdjustmentsToIncomeDiscontinuedOperationsAbstract_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_fcciOtherAdjustmentsToIncomeDiscontinuedOperationsAbstract_90" xlink:type="arc" order="8" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense" xlink:label="loc_us-gaapDisposalGroupIncludingDiscontinuedOperationInterestExpense_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapDisposalGroupIncludingDiscontinuedOperationInterestExpense_90" xlink:type="arc" order="9" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ExtinguishmentOfDebtGainLossNetOfTax" xlink:label="loc_us-gaapExtinguishmentOfDebtGainLossNetOfTax_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapExtinguishmentOfDebtGainLossNetOfTax_90" xlink:type="arc" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAdjustmentsToIncomeDiscontinuedOperations" xlink:label="loc_us-gaapOtherAdjustmentsToIncomeDiscontinuedOperations_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapOtherAdjustmentsToIncomeDiscontinuedOperations_90" xlink:type="arc" order="11" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax" xlink:label="loc_us-gaapIncomeLossFromDiscontinuedOperationsNetOfTax_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapIncomeLossFromDiscontinuedOperationsNetOfTax_90" xlink:type="arc" order="12" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/DiscontinuedOperationsDetailsNarrative" xlink:title="999034 - Disclosure - DISCONTINUED OPERATIONS (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/IncomeTaxesDetails" xlink:title="999035 - Disclosure - INCOME TAXES (Details)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/IncomeTaxesDetails1" xlink:title="999036 - Disclosure - INCOME TAXES (Details 1)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/IncomeTaxesDetails2" xlink:title="999037 - Disclosure - INCOME TAXES (Details 2)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/IncomeTaxesDetails3" xlink:title="999038 - Disclosure - INCOME TAXES (Details 3)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://gdslumina.com/role/IncomeTaxesDetailsNarrative" xlink:title="999039 - Disclosure - INCOME TAXES (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/PvpExecutiveCategoriesOnly" />
    <link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/PvpAdjustmentsOnly" />
    <link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/IndividualsOnly" />
    <link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/AwardTypeOnly" />
    <link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/TradingArrangementsOnly" />
</link:linkbase>
