Queuing Theory was not just easy but stupid as well. One always posits Poisson arrivals as the first step. Great in theory, but it never really happen...s. Intro to Human Sexuality was the big question mark. In fact, that was the entire exam, a single big question mark. I wrote on what I had learned about myself and those close to me, and hoped I was not going to fail. I wound up with all As. The last day of finals was Jay’s birthday. He wanted the same thing that Charlene had wanted. Sylvia. He picked up the pace and she started whimpering and moaning, there was a few “Oh my god, oh my god.” I was rubbing my cock at this point and when she started sucking my other friends cock again, while being fucked, I took it out and started stroking. I watched in the mirror as this girl I really liked and had bonded with got spit roasted in the grass by guys she didn’t really know, my friends nonetheless, without a condom. It hurt, it really hurt, but it was so hot too. I came in like a minute. “Not so fast,” I pushed him over onto the bed, and straddled him. I could feel his hard cock almost busting through his jeans. I took advantage of that, and grinded against it. He tossed his head back and moaned. “Tease,” he moaned under his breath. I decided to climb down and straddle his legs instead, and then started to unbutton his pants. When I unzipped them, his cock just popped right out in his boxers. I haven’t even seen the whole thing, but I knew it was huge. At least 8 inches or more. Becky's candy-corn nipples bulged from the small hills of tits.It was clear now what his sister was up to, so Jason said, “Becky, you can't come in my room anytime you want and molest me while I'm sleeping.” Of course she could.Becky sighed and sat down on his thighs. “You're awake now.”“Today isn't Mom's Saturday to work. She's home.”Becky's enthralled face never got old or less arousing. “You were already hard, or I would have woken you up first. I'm horny.” She pressed his cock against her.