A drug PX that evokes human destructive impulses and attack instincts. The secret society PRIMEX that moonshines it. The whereabouts of executive Kazama, who was selling PX, is unknown, and there are no end to PX-related incidents. The Investigation Division 1 of the Drug Control Department caught the information that the president of a certain school was connected to PRIMEX and was trafficking using drugs. Investigator Remi Hoshisaki infiltrates the school as a temporary teacher in order to grasp the actual situation, but she is caught and receives a surpass from the members of the association!