We started kissing some more and I begin to thrust my hips up at him to letting him know I wanted even more of that hard cock. With each thrust of my...hips, Jim would drive his cock into me deeper. It was maybe about another minute, (but felt like much longer) and his cock was finally getting buried to his balls into me. As his cock sank as far as it could inside of me, he just held himself there for a second or two. He pulled his head up a little and told me how tight I was and he wished. Devon pushed off into a head-above-water backstroke, shaking the integrity of the pool’s rickety aluminum walls with a thunder-like reverberation. He said, “Not bad, huh?”I turned around to face him, spreading my arms on the edge and floating my legs forward, trying to be casual, acting like I’d seen guys’ sister’s tits all the time, hoping my waning hard-on wasn’t obvious. I still couldn’t talk because the spectacle of Mandy’s tiny brown nipples set in those pale triangles of skin which were. Teasing and sucking you, slowing moving faster."Babe you are my fantasy. Fuck that feels amazing."You stand me up and your hand goes up my dress, landing between my thighs. You move up to the top of my panties and slide your hand inside. Now you can feel how wet and ready I am. Taking your time you circle my clit and send your fingers down inside me. I can feel every movement. Every touch sending shockwaves of pleasure through my body, building up and up. I'm leaning hard against you as my legs. This meant that, in the unlikelihood they should be seen by anyone, everything would be seen. This made the task that much racier and daring.Trailing behind each girl would be sorority sisters who would monitor the racers' progress and make sure all the rules were followed. Racers were not allowed to go back for or pick up their clothes before reaching WalMart in the nude. The Sorority President would be at Points A, B and A again to record the racers' efforts ( via cell phone camera, of course.