How do you make a familywork When your spouse cheating on you and that and have a female pregnant?

And female that he got pregnant is harassing you and your child N she is a lunatic And she's trying her best to make him love her I took the female to quit harassing me she and her friends and family are still at the harassment. And my child's father is in prison me n my child's father does not talk at all cuz of drama that girl has caused that I just don't want anything to do with hin nor his family it's nothing but drama so I decided to cut them all off. The girl is keeping the drama going and now I just want nothing to do with any of them so what should I do I know that's my child's brother but his mom is crazy she has threatened to kill my child. The judge put her on probation She and her friends still harassing me I just me and my child my child's father to be a family someone please. Helppoppp