The new teacher Momo, who had taken up her position due to the sudden resignation of her predecessor, was eager to tackle the notorious class with her inherent cheerfulness and passion. One day, Momo suspects that her student Kashiwagi is being bullied by a delinquent group led by Yoshino, the principal's son. However, Yoshino quickly becomes aware of her suspicions and reacts with anger. From that day on, her daily life drastically changes. She begins to endure days of being violated and tormented by the villains.
