I thought OMG.......what is she doing? a minute later I see her stand, take down her bikini bottom and bend over one of the boat seats. I could see h...m behind her sliding that big c**k in her and started working it. I could see her head buck with every stroke. By this time I was in total disbelief as to what was happening, but was hard as a rock. The guy looked up at me and gave me a thumbs up with a big smile on his face. A minute or so later, I saw him pull out and cum on her ass...He. M. When I pulled into the school parking lot, I saw that his car was the only one there. This meant no one else could be on campus at this point. Once I parked my car, I took my bicycle lock that I keep in my trunk and locked the gate of the parking lot behind me. Now I could be absolutely sure that no one would unexpectedly stumble onto campus.I made my way to Mr. Roberts’ classroom and dirty thoughts raced through my mind. I was getting aroused by the simple thought of being alone in the same. Very soon, my nose was against the smooth skin at the base of his dick. He must have been told that I don’t like pubic hair, because he was freshly shaved. He had a salty taste when pre cum leaked into my mouth. His cock was big enough but not so huge, because I could take it in my mouth entirely. It was pulsing in my mouth, and I was playing with my tongue over its length. I sucked him really hard and good, with my saliva running down.Pulling me away he moved us into a 69 with me on my back.. ” Colleen was married to Wayne and they often included the boys on their frequent fishing and camping trips. Neither Pam nor I enjoyed either activity and weren’t invited to any of them.“Groovy! That means we have the run of the place. I like it.”“We can have some peace and quiet for a change.” She shifted and lay on her side, still facing me, giving me an even better eyeful of her new and very much improved femininity.“You’re looking good, Sis. They boys at school must be driving you.