To save the life of their son who suffers from an incurable disease, Keiichi's wife, Honoka, signs a contract to become the meat toilet of a wealthy man named Hojo for one year. Although it is for their son, Keiichi laments his own helplessness for having sold his beloved wife. The videos sent by Hojo every week record every detail of Honoka being trained, and Honoka, who initially showed a strong attitude, gradually becomes Hojo's property, even in her heart...