Beneath the surface, humans harbor dormant superhuman abilities waiting to be unleashed. As some wield these powers for malevolent purposes, others rise as defenders against darkness. At a high school oppressed by the tyrannical Hiruko, a cruel young man dominating with his extraordinary gifts, fear reigns among the students. Yet, a fateful moment arrives with the entrance of a enigmatic transfer student, concealing his arm within an imposing cast, determined to thwart Hiruko's reign of terror.