Her mother, Hisayo, who is troubled by her son, Tsukasa's withdrawal, consults a counselor, Narumi, who visits him almost every day and gradually opens his heart. One day, Narumi tells him that one of the reasons for his withdrawal is that he considers Hisayo as the opposite sex. Narumi proposes a method to the upset Hisayo. When he nodded at his story, he suddenly told me to show him his butthole.
