I inserted one of my free fingers into her vagina. She let out first a soft moan, and then a loud scream of pleasure. I was glad that she was enjoying...it and wondered if she knew how much fun I was having. After a minute or so her thrusting became much harder and much faster. My hand was actually beginning to hurt.All of a sudden I felt her muscles clamp down harder as she reached her peak. She was moaning so much that I was glad the windows were closed or else the whole neighborhood would. Neither one was married; both girls lived at home with their parents.Something strange happened on this fateful day though. Both girls woke with a splitting headache, not a great way to start celebrating a twenty-first birthday. Ashley rose from bed and padded naked through the room and into the adjoining bathroom. She started the shower, letting the steam warm the room and the tile floors before climbing in. Ashley had big plans set for later in the evening, she was partying with a large group. She stopped look around and removed her top revealing a lovely pair of teenage breasts. She realized her nudity and screamed, covered herself with her arms, and ran into the woman's locker room.Carrie returned wearing a bright red string bikini that accented her blue eyes and golden hair. She looked like a wet dream come to life."What have you been doing out here?" She asked with a knowing smile. "Did you see the girl that lost her top? If you didn't, you missed an erotic showing of adolescent. He was fully hard by that point. I found the right angle and Tom began to thrust deeper into the back of my throat. I gagged a little at first, but I eventually took pretty much his entire cock into my mouth. I felt Tom’s cock grow thicker and harder, so I knew he was about to cum. With one last push, Tom’s cock plunged deep into my mouth and throat. I felt it stiffen and start pumping his hot cum down into my mouth and throat. I could not have gotten away from him if I wanted. He held my head.