Bronwyn says when her daughter was 6 weeks old, she learned that the person she thought was the father of the baby did not have matching DNA. She says it wasn’t until 2016 that she learned that Brett, a young man she says she hooked up with a few times, is the father of her now 5-year-old daughter.

TELL DR. PHIL YOUR STORY: Conflict so big it needs a Dr. Phil solution?

Bronwyn claims that she and Brett hung out at a house party in 2012, but that was the last time she saw him and that the two didn’t have a relationship. Now, the two are in a custody battle over their little girl.

WATCH: Woman Claims Ex Is 'Systematically Erasing' Her From Their Child’s Life

In the video above, Bronwyn and Brett recall what they say happened the night of the house party. Why does Bronwyn claim she was raped?

On Monday’s episode of Dr. Phil, see what happens when Bronwyn and her boyfriend face off with Brett and his girlfriend. And on Tuesday, Bronwyn claims Brett has teamed up with someone from her past and they both have come up with so many lies against her that CPS knows her on a first-name basis. Find out who’s behind the CPS reports. Check here to see where you can watch.

TELL DR. PHIL YOUR STORY: At your final breaking point?

'The First Time I Met My Daughter Was With A Half-Dozen Sheriffs,' Man Says