Yukitoshi Shimizu

One of the students summoned to the other world. Shimizu's profession is a Dark Magician. He is a closet Otaku that fantaszied about being summoned to another world. He was part of the Aiko guards until he went missing. Disillusioned with Hajime's death and how he wasn't being treated like a "Protagonist," he betrays humanity and attempts to lead an army of monsters to destroy the town of Ul and kill Aiko in an effort to prove his worth to the Demon Race. The end result is being killed by Hajime after being betrayed by the Demon Race.