To save his son suffering from a rare disease, Takeshi's wife Ena enters into a one-year contract to become a sex slave for the wealthy Saito. Despite it being for his son, Takeshi laments his own powerlessness in having sold his beloved wife. Every week, videos sent by Saito record the entire process of Ena being trained, and although she initially puts on a strong front, Ena gradually becomes Saito's both physically and mentally…
