To pay off her debts without her husband's knowledge, she secretly works as a delivery health girl, but when she is unable to earn any money due to the recession and is at her wit's end, she remembers how well-off her father-in-law is and plots to become a sugar daddy to get financial support from him. However, because she is his son's wife, his father-in-law is reluctant to make a move on her. She uses every trick in the book to seduce and seduce him. After years of patience, the father-in-law finally succumbs to his daughter-in-law's temptations. Though he accepts it as just a financial relationship, her womanly body drives his father-in-law completely crazy.