\"The evil, fiendish tentacles of the beast awaits! The battle between the girl and the demon world begins!\" Kaori is trying to get to the bottom of the conspiracy surrounding Himiko. Mao is still in severe shock after being raped by the demon king. Suzune is worried about Mao. However, she has to concentrate on escaping the evil forces surrounding the academy. Suzune is also looking for Senna, who has been missing for a while. As her investigation deepens, the danger increases.