S1, E2: Oni Agency member Naito Mudano retrieves a wounded Shiki and begins evaluating him, determining if he is fit to join the Agency. However, Shiki only wants to avenge his father. Mudano switches to a harsher test, and Shiki goes berserk. In the chaos, Shiki manages to control his Oni blood and is granted admission to Rasetsu Academy where Mudano teaches. Shiki enrolls, vowing to become stronger.