Rin and his exorcist classmates are caught in a secret war against the forces of darkness.Rin and his friends continue to investigate the Seven School Mysteries. Yukio watches as the Exwires take on the Academy’s ghosts, troubled by lingering doubts about his own feelings. Rin seems to be learning to control his power more, but is tapping his inner demonic fire going to be his salvation or his doom?Rin and his friends continue to investigate the Seven School Mysteries. Yukio watches as the Exwires take on the Academy’s ghosts, troubled by lingering doubts about his own feelings. Rin seems to be learning to control his power more, but is tapping his inner demonic fire going to be his salvation or his doom?