Arata Kasuga, a high school student, is being targeted by a girl with humongous boobs. In exchange for his life, Lilith says that she can erase his memories, but he chooses the third option. As a result, he ends up at a magic school, but why is there a naked girl in the men's bath?
Hey, grimoire.
Hey, Zauberbuch.
Oye, grimorio.
Oye, grimorio.
Ah, grimoire.
Ehi, grimorio.
Ei, grimório.