Trying to be nice to family

Kiera

So my niece just told me (her stepmom) told her that me and my husband can’t have children (when sure enough we can) am I a bitch for wanting her to get out my house, or cause I wanna whip her ass but she’s pregnant...and I don’t want nothing to happen to that baby it’s not the babies fault her mom is a whore to the point where she say that baby is my brother in laws but he dk. She all high tf up all the time. Am I a being a bitch??