Kana and Koshigaya visit the RIMT to investigate and exterminate a new Kaii species. Guided by Vice Chief Akasaka, they face a bewildering and seemingly invincible Kaii specimen defying all common sense. Behind the scenes, ulterior motives surrounding magic power regulations cause tension as the Kaii unexpectedly mutates. With a strict time limit, Magilumiere's skills are put to the test.