Nono, a housewife, had been happily married to her beloved husband for 4 years. However, one day, a suspicious business card is found in her husband's pocket. To her further confusion, she receives a phone call from a loan shark... It turns out that her husband had secretly taken out a loan. While watching her husband prostrate himself, Nono and her father-in-law decide to work to repay the debt. Nono eventually feels more than just care for her father-in-law, who works himself to the bone for his son. The distance between the two closes, and they gradually begin to overlap their lips and bodies...