Veteran beautiful teacher Reiko has a good reputation at school and is trusted by the school and students alike. However, a delinquent student named Ikeda finds out that she had previously physically punished a certain student. If she wants to continue her teaching career, Ikeda demands that they have a physical relationship. If she refuses the relationship, she will be in danger of being fired, and Reiko, who wants to maintain her reputation as a teacher, reluctantly accepts. However, Ikeda's demands escalate as he is young and has an abundance of sexual desire, and Reiko, who has been exposed to her weakness, gradually...