A smooth marital life breaks down one day. Her husband, who runs a restaurant, is betrayed by a friend's moneylender and is forced into bankruptcy with a large amount of debt. Yumi, who wants to return to those days when she was somehow happy, decides to meet a moneylender without telling her husband. "If you want to help your husband, become my woman only on weekends!!" With that thought in mind, Yumi decided to dedicate her body. From that day on, a humiliating weekend began as a substitute meat urinal that does not end until she is conceived.