By this time her skirt was half way up her thighs and we were both cupping ourselves shamelessly. "All right you horndog, I'll tell you. Yes. Yes, I d... it... a lot. I've been doing it for years... ever since I was nine. Usually I do it when I'm in bed, late at night, but sometimes I just wake up hot and have to do it again. Lately I've had to do it in the day time, and then I go, well, you probably know where I go. You go there all the time!"Now her skirt was at her hips and I could see her. " He left the room and returned with what looked like a futuristic pussy pump. He placed it on her pussy and it emitted a strange noise and then he threw it away. "What was that?" She asked him. "Oh of course you're from the past, it's your basic contraception. Emits an energy through your pussy that eradicates all traces of semen as if they didn't exist. Perfectly safe and now I can go down on you without tasting my own cum." He explained. "Well then get going." He didn't need telling twice.. This meant that the palm of my hand had actually rubbed up my sister's pussy and was now resting under her pubic hair.With my left hand between Karen's legs and on her bush, I reached around to grab hold of her huge tit with my right hand. Karen put up no resistance and leaned up to give me full access. With my opponent beat, it was simply a matter of pulling her and turning her over onto her back. When Karen finally came to rest on her back, we both just stayed in place and breathed heavily. Then as she moved her attention to Mary’s clit, she introduced the neck of the bottle into Mary’s vagina. Mark and I were enthralled, and both hard again by now, watching and gently stroking our cocks. Then Mary orgasmed, her cries loud and high, as Claire kept fucking her with the bottle. Finally after prolonging her orgasm for ages, Claire let her relax. “Now I want mine”, she said. Mark and I looked at each other and nodded, as we used to do. I pulled Claire over on top of me, and slid my.