This is a post about math and logic and group sex. Don't expect to get your rocks off, but bonus points if you do! I used to date a girl that was going to massage therapy school. She shared a school apartment with three other girls, and as you can imagine, helping them with their homework was pretty awesome. There was no hanky panky on the massage table; I was just there to help them practice. Anyway, we'll call these girls GF, RM1, RM2, and RM3. RM3 was already in the apartment when the other three started at the same time, and when she moved out, RM4 moved in. Here was the situation, roma… 続きを読む