Iori, a married woman starved for excitement in a sexless marriage, starts shoplifting on impulse with her equally frustrated friend Non. One day a convenience-store clerk catches them and takes them into the back room. He threatens to expose them to their families unless they undress. The two women reluctantly strip, revealing breasts far bigger than he imagined. Swallowing hard at the sight, the clerk grabs their massive tits and begins kneading them roughly, setting out to turn both wives into obedient toys for his pleasure...