The Twelve Guardians are assembled and informs that Arima was killed by Kuranashi. Mikage Tsuchimikado takes the head exorcist position. In response, the Guardians turn all their attentions in hunting him down to avenge their leader and Shimon transfers to Rokuro's school to protect the Twin Stars, unaware that their enemy has an even greater scheme in mind. Meanwhile, Miku Zeze and Sakura Sada faces Moro.