Some new teachers have been appointed due to the sudden retirement of their predecessor teachers. Although it was a class with bad rumors, he was eager to survive with his own brightness and passion. One day, Momo suspects that Kashiwagi, a student, is being bullied by a bad group led by the president's son Yoshino. However, Yoshino quickly realized that and got angry. From that day onward, everyday life changed completely. The days of overrunning being tampered with by the bad guys began.