I'd not only been looking up the dresses of my girlfriend's 16 year old daughter, I got into her underwear draw to play with her panties whenever I could. What I didn't know is they both knew it. There were other things I didn't know about them but I would learn one afternoon after school how kinky a mother and her daughter can be. (This story has some basis in fact.)
After divorcing her husband she noticed that her kids' behavior has changed. Since when do brothers and sisters get along so well? She had to find out...
A high-school girl is upset to find out that her male cousin and her aunt is moving in with them. But after they find their parents in a threesome, she gives in to her basic instincts and finds having her cousin around is a lot more fun they she had ever imagined.