Six ... five ... four ... three ... two ... one ... zero."Melissa's hands fly to her pussy, one plunging its fingers deep inside and the other rubbing...her clit. She fucks herself madly and within a few seconds cums hard. "Ohhhh fuckkkkk!" she screams.I slow my rubbing, pressing on my mound as I watch Melissa's massive orgasm. She keeps going, and it looks like she's going to cum again. "Ahhhh, yessss," she yells, flooding her hand and the couch.Tara looks at me and says, "Welcome to our house. Matt’s pants had been pulled down, and my best friend Jenn was leaning over him with his cock in her mouth.I looked away again, wondering if they had seen me, but they made no audible reaction as far as I could tell. A nervous knot was beginning to develop in my stomach as I thought about what to do. Should I say something? Do I tell them to cut it out, and get back to the assignment? They’ve never done this while I was in the room before, so what was I supposed to do? My choices are either to. After this I was actually really worried that she did know, I was no longer worried about getting in trouble with the school or something because she obviously hadn’t told anyone and probably wasn’t planning to, but I was embarrassed that she caught me being such a perv. This continued for a awhile until one day she told me she had moved my seat “because I talked to much to people around me and was causing a distraction to the class”. This wasn’t completely untrue as I did constantly chat with. I’d never taken my clothes off as fast. I’m 6’2” and once naked, stood in front of the two ladies with my cock throbbing pointing at the ceiling, my height dwarfing the kneeling and seated ladies. Both their faces were about 12 inches from my cock and Shelley said, “Told you he had a thick cock.”“Who wants it first ladies?” I asked.Shelley saw Tracey’s eyes and said, “You first.”Tracey leaned forward, put her right hand around my cock and guided it towards her mouth. I moved forward with ease.