[B/S] I think our mom had suspected for a long time that me and my sister were having sex, but it was still probably a shock for her to see her son's cum dripping out of her daughter's pussy...
[B/S] After my girlfriend had just dumped me, and my sister came home from another failed date, we started talking about how much easier it would be if we were just in a relationship with each other instead. "Well, we could do that..." I said:
[B/S] Being caught, me and my sister's private lovemaking turned into an interesting threesome rather than a catastrophy. She joins us as often as she can now...
