A couple living a blissful married life suddenly finds their world turned upside down when the husband's trusted friend betrays him by defaulting on a large loan, leading to bankruptcy. Desperate to return to happier times, the wife Rin Rin secretly meets with the money lender behind her husband's back. In exchange for helping her husband, she agrees to be his woman every weekend. Determined to make this sacrifice work, she vows to give herself completely to him. From that day forward, she endures endless humiliating weekends filled with being used as a replacement breeding machine until she becomes pregnant...
