Kare to Hitokui no Nichijou, also known as Ordinary Days with a Man-Eater and 彼と人喰いの日常, is a captivating Japanese light novel that follows the story of Tooya who strikes a deal with an ancient demon to save his life. The pact requires Tooya to select a person for the demon to consume each month, leading to a series of dark and suspenseful events intertwined with elements of comedy, drama, horror, mystery, romance, school life, and supernatural occurrences. With tags like magic, male protagonist, R-15, and youkai, this novel delivers an intriguing blend of genres that will keep readers on the edge of their seats.