My Husband Told A Lie He Was Married And Didn't Divorce His Wife Bcoz Of His Son

I m 34,i got married 2010 ,my husband told me he had three children and he showed my family his divorce paper too,than I was in love with him ,it was my first marriage my husband told me before marriage there is one thing that is hidden and he will tell me later,and I was in rush so i didn't force him to tell me,honey moon night he told. Me. He. Had 2. Children with. His. First wife and one son with another wife his son is 9 yers old wife lives in morocco (africa)and can't come to here bcoz of visa ,my husband loves me alot but he loves his son too and he doesn't want to give divorce to her,and now I want to cheat my husband as I ll get green card from him bcoz he is citizen here in USA ,I ll leave him,whole year I was fighting with him bcoz of his 2wife but I loves him alot ,why I got angry now bcoz he cheated me that he had a lawyer in that country and he is calling him there bcoz of divorce and he told a lie becoz he went there after a year to see his son he didn't divorce her ,she doesn't know about me my hubabd cheat her too,last month when he went there he didn't have any relashtion ship with his wife but he stayed ther for10 days now he is going to come here I m with my brother I don't know what should I do,please guide me he will come next month and apologize with me but now i have hate for him , he takes out all his wives and children and job anger at me ...how can I cheat him bcoz I m not an actor and he may know I don't love him anymore that can affect on my paper work bcoz I used to love him alot and now he will recognize my behavior ,I ll have to do that kind of acting for three months pls give some ideas .