The door was unlocked so IU went in to get my movies. When I got inside I heard some noises up the stairs so I went to find out what was going on. I w...lked into her room and there she was being fucked by her husband's friend. She saw me and screamed and the guy who was fucking her jumped up and just stood there. I just smiled and looked on her dresser and grabbed my DVDs and walked out and went home.About an hour later my sister showed up to my house and started to beg meant to say anything to. My heart quickened as she flicked on the light and pushed the door close. The click as she locked it made it very clear what we were going to be doing. She dropped the towel and walked right up to me, in my face, and grabbed my wet shirt in both of her hands. Her face was so close to mine that I could hear her breathing over the pounding of my heart. I was concentrating on her face but out of the corner of my eyes I could see that water was wringing out of my shirt and drops were starting to. Yes, I admit it. I was a frequent masturbator, wanker, and jerk-off artist. Those were pre-Internet days. You couldn’t simply go online and read erotic stories on a website, or watch free porn videos, or even sneak into cam sites to watch girls masturbate for dollars. No, in those days, you had your hand(s), maybe Gallery magazine that you bought at the newsstand when you thought no one was looking, or a memory of the feel of a girl’s breast from the semester before when you had a date with a. Bibi gave me a kiss, it was that nice I responded with force, within two minutes we were on the floor in a ‘69’ lapping on each others twats. Given that five hours earlier Bibi hated the sight of me, I think I’d say it was a result!I couldn’t wait for the guys to come back. I knew it would become a filthy fuck session with me being the centre of attention!Being summer and the fact that we were only there a couple of days I hadn’t brought many clothes. The skirt I was wearing, three or four.