Riding that vibrating iron had been agony and exaltation all over again, at least at first. Being on a bike meant being forked over a narrow seat without a lot of cushion. The splaying of hip joints already sore from such extended stretching was bad enough. But with his weight concentrated on his furiously itching balls, abraded anus and deeply indented crotch (not to forget his more global butt-bruising), everything about riding pillion seemed designed to worsen his hurts. Like the vibration and bumps, for example. Of course these mercilessly exacerbated his saddle-soreness. But add in the fact that he was spooned up tight against a woman’s body, his c**k separated from her ass by only a quarter-inch of barriers, and all that buzzing and jolting kept him trying constantly to erect. Th