I'm not sure what to do and need some advice. A little history: mom and dad lived together and were never married. They had 1 child. He broke up with her after years of verbal abuse towards him and moved out. He filed for visitation and child support order and is currently seeing his daughter regularly. They have been apart for 2 years. He and I have been a couple for 1 year. I have 2 children. She has made it very clear that she dislikes my presence and that...