Kind of in shock I just went with the flow as I felt my sisters hand stroking my cock which was rapidly becoming erect. "You have grown in the last fe... years" she purred, staring at my now fully erect twitching cock and rubbing my smooth balls. Then I felt her warm breath on my glans, her tounge touching my skin & her velvety smooth wet mouth engulf my penis, I kind of mumbled a protest that we shouldnt be doing this but stopped as the sensation of my sisters long blonde hair flowing over my. I told him I needed to use the bathroom and came back towards the front door. It was locked.I imagined my sensual wife being fucked by Troy in the living room.I entered through the garage door, passed the kitchen; but they were not at the living. I then saw them inside the pool. They were just talking. But Troy’s hand was under the water and I could notice it was on my wife's ass. I kept an eye on them the rest of the evening, I could not believe he had not fucked Ana yet.When the sun came. ." I tried to say something."So you really do like my daughter. I bet you think about fucking her or maybe getting your cock in her mouth. Is that what you think about when you jack off?" She teased as she stroked my cock.Becky moved down between my legs. She looked up at me and smiled."Close your eyes Billy. Just think of Debbie until you cum!" She said as she began to slowly suck my cock.My eyes closed as her mouth moved up and down my shaft. Her fingers gently rubbed my balls. My mind went. Fondling her breasts again, he leaned down and kissed Laurie quietly then pulled back chuckling as Laurie opened her eyes revealing green eyes which stared up at him in shock. Shaking her head, she tried to move but found her wrists bound behind her back then shook her head as he started to cut her clothes off. Steve watched Frank and Laurie then looked to Tessa I suppose it is time to get this party started…but first… Pushing Tessa back down on his cock, he rolled over so she was lying on.