Tokyo's shadows conceal an ominous entity... Magami Academy in Shinjuku welcomes Tatsuma Hiyuu as a reserved senior. His exceptional martial arts prowess captures the attention of delinquent Kyouichi Houraiji, and the two, along with Yuuya Daigo, Komaki Sakurai, and Aoi Misato, cultivate their own supernatural abilities. With the Ryumyaku's energy flow disrupted, they all bear the responsibility of safeguarding Tokyo from the demonic oni. Under the tutelage of Hisui, the young Kisaragi Clan heir, the team combats a dark arts practitioner who unleashes an ancient power to obliterate the city. Despite their imperfections, they band together to rescue Tokyo. This anime, adapted from the 1998 Nintendo role-playing game, will have you at the edge of your seat with its gripping narrative.