Spreading her cheeks, she moved back and slowly slid down onto my dick taking it all at once. She was tight and I could feel the muscles of her vagina...rippling against the head of my penis. Slowly she started moving up and down keeping her cheeks spread with both hands. The sight of her wet puss sliding up and down on my dick was enough to make my faint. I could see the pussy juice spreading across my lap and up her bum crack. She started to bounce faster and faster and her pussy was. "Do you like math, Kate?" the Teacher would ask.Kate would cast eyes down, smile foolishly. The auburn mane would shake "no" and Kate would giggle. "Math is just for boys, Sir." Do you like sports, Kate?" The voice was so calm, so reassuring. Kate always knew when the right answers were coming out.Again, the long auburn hair shaking. "Sports are so icky, Sir!" But I bet sports interest you a little, doesn't it Kate?"Kate grinned. "Football is fun-- to watch, I mean. Not to play. . You seductively peel your panties to your ankles, you kick them off and hop up on the desk, spreading your legs to make your tasty pussy available to my hungry mouth. I lean down, my nose close to your opening and take a deep breath, savoring the aroma of your ripe young pussy. You keep your pussy neatly trimmed, and besides, with it trimmed, your clit and succulent lips were much easier for me to find with my probing tongue. Your pussy was almost trained to expect a hard, orally induced orgasm. She realized that many men would not let a woman mount them in this fashion, Brian for sure, but Phil seemed to love it. They had been, she thought, like small children exploring a world reborn, in which neither sex had a role to play. Certainly she had no feeling of dominating Phil, was sitting on his cockhead simply because their position on facing stools had made this the quickest way of filling her hole.She sank down, gasping at each hard pulsing of his prick, feeling her sphincter clutch.