Lori and her boyfriend were out the door quickly.I was a little surprised when Trina took my hand to lead me upstairs only minutes after our daughter ...eft. She saw my questioning look and had a response prepared.“I’m not sure how long we will have the house to ourselves. I want to take advantage of that.”I was too busy feeling lucky to think much about it. We undressed and climbed into bed. I nibbled on her neck and worked my mouth towards her little breasts. I noticed how wet she was as my. This gave Mary some free time to enjoy her secret fetish....Since a young age, Mary loved farting. Mary particularly liked hearing other girls fart, but she rarely got to enjoy that. The only times she ever heard another girl fart was by accident, and Mary had to act like she wasn't turned on.At the moment, Mary could only make do by farting by herself and enjoying the sensation of it.Now that morning classes were over with, Mary decided to chow down on greasy cafeteria food, and enjoy her. The slave girl was handcuffed both ankles and wrists to a large S and M style “X” in the middle of the room. The girls were nude and both of them had on large strap on cocks. The milf was also nude sitting at the bar with a drink in her hand for me and her other hand she was massaging her clit and fingering herself. The door closed behind me and with a click it locked. I quickly stripped naked and walked into the room. My rock hard cock pointing towards the roof. I popped a couple of vitamin. "Oh, Erin, it was fantastic! Yesterday, I spent the entire day inside remembering it over and over. I must have masturbated thirty times yesterday thinking about it." I felt another twinge when she said "masturbated". I knew I was very wet now and I had to clench my hands again. "Erin, Oh." she gasped a bit, "I wish we could do it again."I knew there was no way we would get away with it. David had commented about it being different, and again last night as he fucked me that way once more, bent.