Because sexual fidelity is no more an indicator of love than liking sports.
It's a brainwash. A cultural mind virus that goes against our true nature.
It has its roots in property, and in an approach to human relationships that defines people as property and women especially as chattel.
We're outgrowing it, but we've still got a long way to go.
Because it's hard to let go of those you once trusted.
Sympathy junkie.....perhaps?......it isn't uncommon in females with a motherly vibe....
you've had more than one cheat and lie?
tbecause you are looking back, **** him/her... go ahead!