no withdrawal

hi i meet NINA BENNETT in fb who used to be the account manager for actionfxtrade she share investment of bitcoin trading.so i trust i invested 3000 and i added my ethreum for investment amounting to 2500.after then i received email asking for $1900 for reactivation for withdrawal but no withdrawal for reason that i have to pay again for network fee amounting to $1000 then i paid 15000 but then again no withdrawal. hoping to help me out this to have my money back she left on fb messenger now.