In order to relieve her frustration, MIHO masturbates, but she is too absorbed in it and does not notice that the window is open and is witnessed by the janitor's father. She was so embarrassed that she tried to avoid her father, but Miho gradually forgives her sincere apology and her good personality. The two, who were never supposed to be together, witnessed this masturbation, and later became involved in a violent affair that made them sweaty.
