She didn’t believe in him all she did was talk down on him while he was trying to become the man for her he even went back to her and when he finally left she expected him to stick around as if she didn’t have Erin. If Zac was to be with Karen and she found out he already had a child she wouldn’t have stayed with him like Fatima hell she wouldn’t even got him out of jail or even talk to andi about getting him out