Nao has a happy life with a husband who always loves her. But one day, Nao's husband was betrayed by a trusted senior, forcing him to immediately repay the loan. The amount of money was too large, making Nao's husband helpless and depressed. Feeling sorry for her husband, Nao decided to go talk to creditor Ozawa, begging him to reduce the amount of money she and her husband owed. Ozawa agrees but on one condition, Nao must be his woman on the weekends! Having no other choice, Nao had to sacrifice her body to repay her husband's debt...