Aida learns that there are other mischievous criminals, not including himself. He gets angry and installs surveillance cameras everywhere in the school. Sexy health teacher Shiina shoots her shot with Aida but he isn't interested and turns her away. The next day, Sakurai suffers a bullying incident and the camera is taken by a student. Meanwhile, Shiratori, who protects order at the school, begins investigating believing the voyeur and the person behind the mischief is the same person.