Even though she has noticed that her husband is cheating on her, Yoshie can't do anything about it. Furthermore, recently, I was at a loss because I was the victim of an underwear thief. One day when all the panties in the house are gone and there is no money to buy new panties... Yoshie's nephew Kenji, who will live at Yoshie's house for summer classes, visits Yoshie. Kenji worries when he sees the troubled expression on his aunt's face after meeting him for the first time in a while. However, Kenji's worries were in vain, and Yoshie's life became even more miserable...