Unlock the lore vault and dive into the youthful misadventures of three Iruma-kun greats—Kalego, Balam, and Opera—in this debut volume of a brand new spin-off!
From beloved author Osamu Nishi comes another original tale about the most infamous figures at Babyls School for Demons, as never seen before!!
Years before he became one of the most feared teachers at Babyls, Kalego Naberius was himself a student at the school for demons, dealing with a very big problem. For some reason, his schoolmates keep mistaking him for the shadowy figure picking off unruly students one by one—and trying to pay him back for the beatings. Not the type to sit and wait, Kalego and his classmate Balam start searching for the real culprit, only to find themselves in a cat-and-mouse game of demonic proportions…!
