An enthusiastic and serious beautiful teacher, Mai. One day, she witnesses the delinquency of a problematic student at the same school, Kawagoe. Despite her warning, Kawagoe takes a dismissive attitude, so Mai slaps him across the face. 'If you keep messing around like this, I'll deal with you appropriately,' she says before leaving the scene. Kawagoe, who was warned, feels humiliated and becomes furious. Along with his senior delinquent, he hatches an outrageous scheme. Kawagoe calls Mai and says, 'I want to apologize.' The fate of Mai, who believes these words…
