if your only motive is to get support, you can't get it here. You'll be more in trouble if you pursue your quest.

Now, if you truly concerned about the new girl, approach her and tell her your story. If she listen and learn, you already win over this guy. If she don't listen, then let them both "go to hell".

Work and concentrate for your child's welfare. I just hope you learn your lesson as well. Good afternoon.