Five years have passed since the fierce suppression of the demons in the "Koshin Tenma Incident" -- The boy Kusanagi Yakumo, who awakened to his supernatural powers As an exchange student, she moved her place of study from Amaterasu-kan High School to Tsukuyomi Gakuin High School. At the same time... In Tokyo, sentient demons were beginning to stir. And now... The fate of Yakumo and those destined to be together is The situation is rapidly escalating...