Touka Nishikujou

Touka Nishikujou presents herself as a gentle and approachable teacher at Kazamatsuri Academy, but beneath that calm exterior lies a high-ranking agent of the enigmatic superhuman organization known as Guardian. Season two reveals a pivotal secret: she and the protagonist Kotaro once fought side by side as fellow recruits. Combining an iron will with a nurturing spirit, Touka dedicates herself to safeguarding Shizuru and Lucia, serving as both a stern mentor and a motherly guardian on the battlefield. She stands as one of humanity's most vital defenders against existential threats.