"How dare a mere schoolgirl manipulate and marry a man years her senior?" Ai Mukai, who once had such arrogance, is tormented both mentally and physically by rough, dominant men completely opposite to her gentle husband, gradually awakening her hidden desire for submission. Once these men discover Ai's masochistic nature, they ruthlessly dominate and train her inside and outside the home to satisfy their sadistic urges and craving for control. Each time, Ai wanders between humiliation and intense pleasure, her reason crumbling as she descends deeper into the path of masochism...