Crossing her arms to cover her sudden nudityshe was late to realize that her skimpy thong bikiniwas being stripped from her as well. There was arustli...g noise like a trash bag behind her and beforeshe could reach down and cover her most private spotshe was falling backwards where she landed on amattress that had been covered by a plastic tarp.Struggling to get up she spilled half her bottle overherself. Fearing to be deprived of her prize she dranksome more until there was only an inch in the. And Sharon asked to be excused as she needed to have a bath and get ready for work the next day. Jen said she’d head off home, but Sharon told her not to worry “Stay and chat with Ricky, I won’t be long.”Sharon disappeared off, and once we heard the bath taps stop, Jen and I were all over each other, kissing and groping each other. She quickly had my cock out and she told me she wanted to finish the evening with a mouthful of my cum. I had awakened a sexual monster! My wife was upstairs in the. It had gotten harder, and was now forming quite a large a tent in my lap."Well, I can't help that," I said defensively. "Shit, Erin, you are sexy, and you are turning me on..." So you will?" That's not what I meant," I said, still thinking. Or trying to think. "You really want me to masturbate? Here? Now?"Erin smiled. "Come on. Do it for me."It was hard for me to resist anything my sister wanted, and I was getting really turned on. I reached down to my boxers, pulled my erection over to the. Then it suddenly slipped off and my boobs bounced as they swung free from the smooth top. I put my hands around my skirt waist and slid it over my hip and bouncy ass and down my long luscious legs. As I stood next to my bed, the heat in the room continued to increase even though the window was open. I reached round my back and got hold of my bra, I grabbed he clip and slid it apart and let go of it. I let slid off me I felt a small chill as my boobs were let loose. I grasped my tits and gave.