Yu, a wife who discovers her husband's debt and is at a loss. As their relationship deteriorates, she decides to call the business card given to her by the debt collector. On the other hand, Reiko stumbles upon her husband's bondage magazine by chance. Her neglected body throbs the moment she sees it, and she impulsively calls the "Slave Recruitment" number listed within. This is a dark and erotic tale of two housewives, driven by different motivations, who fall into the perverse pleasure of the slave market in a intense and sensual bondage drama.