Nanika Mochigatte Masu ka

Hibino Mitsuru, a third-year middle school student, has always felt something unusual about himself. On the first day of school, a new and attractive student named Issha Kouzou is attacked by a classmate named Kamejima. In front of Mitsuru, Kouzou grabs a desk to assault him, but the desk's leg suddenly breaks and falls. After class, Kouzou approaches Mitsuru and together they search the room, finding an iron ring. Kouzou claims the ring is what caused the desk leg to break. Mitsuru denies knowing anything about it, but Kouzou then takes out an iron bat and...