"I wish this class was about jerking off our logs to her fat, bouncing ass"
The remote's beeping couldn't be heard through the beat of the music that the nearby boombox emitted. Laura wasn't the only one with a condition making her horny almost constantly, most hermaphrodites and some guys had it too, so schools had to adapt and put a class reserved for masturbation between classes for those afflicted. Ms. Mounds was a history teacher first and thought that shaking her butt for an hour was embarassing, but if it was what was needed for her students, she'd do anything to help them. After all, she was the teacher with the biggest and jiggliest ass in the school.
Laura was furiously jacking off with her upper arms her 70cm beast to Ms. Mounds' twerking. She needed two hands because her log was too thick for one hand to wrap it (apparently, those with the horny condition had the tendency to be particularly gifted in the loins). Her other hands were fingering her pussy and massaging one of her breast. She looked at the class, seeing all the hung hunks and futas masturbating before looking back at Ms. Mounds thrusting her hips back and forth. "This is - Ungh~ the best~", Laura said. However, she fantasized even more "But..."