A husband and his wife, Chika, are deceived by an investment scheme and end up in huge debt. With nowhere to live, they turn to the house of the husband's father, who is a painter. A few days later, while helping with the housework, Chika is invited by her father-in-law to be a model for a painting. Thinking that if she could earn even a little money, it might help pay off her debts, Chika decides to accept the role, but her father-in-law tells her to take off her clothes first...