Due to a recent spree of attacks by an escaped criminal, Hime Yarizakura begins to investigate the occurrences with her assistant, Kyösuke Kishi. She enlists the help of Akina Hiizumi, Ao Nanami, and Kotoha Isone, who are preparing to welcome a new yökai resident, Rin Azuma, a jiangshi, into Sakurashin. That evening, Hime confronts the criminal, Kosuke Yoshimura, who is holding Rin hostage, and Kosuke disappears when Hime attacks him. The following day, Kosuke holds V Juri F, a nurse, hostage, and demands that Hime comes to him. Hime does so and with Ao's, Kotoha's, and Kyösuke's aid, they defeat Kosuke...