My sister knew I was a lesbian and was trying to help me after my college girlfriend broke up with me. Asking me to come live with her and her husband after I graduated was quite nice of her. Her helping turned into lust and her husband took his turn too.
Zach has always known that eventually he would have to introduce his daughter to his in-law's brand of sexual submission, but that doesn't make it any easier.
Note: Many have had a strong reaction to this story. It details some pretty horrific abuse. Know that going in.