"You broke? Hop on the bus," the driver calls out, his voice a low rumble as he cruises the city streets. The bait is simple, the promise explicit: cash for sex. One by one, they board - a mix of young and old, smooth and rugged, all drawn by the same hunger. They trade blows jobs and fucks, their moans and grunts filling the air as the bus moves on, oblivious passengers none the wiser to the carnal dance unfolding inside.