An office lady witnesses her bicycle being stolen right before her eyes. She chases the thief to a deserted scrap yard, but by the time she senses danger, it's already too late. Her entire body is bound in a humiliating manner, and despite her futile resistance, she is kept on the bicycle while her crotch is stimulated by numerous vibrators. Still not spared, the men press a high-speed spinning bicycle wheel directly against her pussy...