A schoolgirl disappeared at a girls' school. I knew that Sasaki, the chairman of the board, was suspicious, but I couldn't get confirmation. Therefore, Shizuka Kanno of the Special Investigation Team Headquarters of the Police Department will infiltrate the school as a school girl. She was so young that her boss, the section chief, told her that her suit didn't look good, so she had a white arrow. After successfully infiltrating the school and getting information from his classmates, Shizuka gets into the core of the investigation and goes to a certain place. But what I saw there ...
