"Ura Tokyo," which exists on the reverse side of Tokyo. There, a secret Academy existed to raise Exorcists who fight against Evil Spirits. Souma Kuroniwa, a boy who received a Curse at the forbidden land "Madamachi Shirazu No Mori" and harbored a worst-class Evil Spirit in his body. Having to hide his true identity, he challenges a harsh training Curriculum with a graduation rate of only a few Percent. When a powerful Evil Spirit approaches, the monstrous power sleeping inside Kuroniwa awakens! An Exorcist Academy Action story that fascinates with an overwhelming worldview, grandly begins!