In need of an affordable exorcist? Look no further than Reigen, a cunning fraud who relies on his student assistant Shigeo's genuine psychic abilities to tackle supernatural entities. Shigeo, a reserved yet compassionate boy, struggles with repressing his intense emotions to maintain control. Despite exploiting Shigeo for profit, Reigen also plays the role of mentor and advisor, fully aware that unleashing Shigeo's bottled-up emotions could lead to uncontrollable psychic outbursts.