A mother named Maki, who has a son about to enter college in the spring, finds herself in a difficult situation when she learns that her son had sexually harassed a female classmate at school. Despite being overprotective due to her love for him, she agrees to negotiate with the teachers under one condition: spending a day with the male teachers. As she reluctantly complies, she begins to realize her own masochistic tendencies while trying to protect her beloved son's future. Note: Content may vary depending on the recording method.