Jane slipped her hand between her legs and started rubbing her clit. Martin fucked me hard and fast, slamming his lovely slim cock up my arse. I bega...n to feel an orgasm building deep inside me, something that often happens when I get my arse fucked. Jane was moaning, calling me a slut and a whore and demanding that I eat her arse. 'Oh fuck!' shouted Martin, pulling his cock out of me. I felt him move quickly up my body then wetness on my cheek as he directed his cum over Jane's bum and my. Next summer, Tammy would be getting ready for college and Tim, for his senior year of high school. It had been a good first day. The flight to Florida had been smooth. The eye candy on the beach had been awesome and their parents had even bought them all alcohol for supper and they had shared some more as they sat around the fire pit on the beach.But there were only 2 double beds in the hotel room. Tim tried to jack off in the shower before going to bed, but…despite having been feasting his. Have you done that to many girls?" No, only one, but I did it several times." Who was it?" It was Suzie." Oh, that slut. She has actually bragged about how many guys she fucked. Don't ever go near her again." Alright, Sis. As long as we can do this, I won't touch her again."She looked at me, "What do you mean about us doing this again? I haven't agreed to anything like that. I agreed to give you a hand job one time, so let me do it now."She moved into a position to easily hold my cock, then. I told him, "Great and I will be there at seven." I got cleaned up and went to dinner. I even brought the wine. We had a great dinner and then Abby disappeared. Jon and I talked sports. Then, Jon threw me a curve ball and really changed the subject. Jon said, "I would like you to watch Abby and I have sex. We think it would spice up our marriage." He caught me off guard and I replied, "Wait a minute. Is Abby agreeable to my watching?" "Abby picked you." I sat there a moment and said, "Okay." We.