who has hooked up with sisters?

[TBear]

I have a few times but it was more a one night go, never long term.

[Prostitroop]

My cousin knocked up a chick, she had the baby, he knocked up her cousin shortly after, she had the baby.

The sister things happens way too often tbh. But it usually happens via cheating. A dude cheats on his gf with her little sister. It happens