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?
Oh, I forgot.
Oh, hab ich vergessen.
Se me olvidó.
Se me olvidó.
Ah, me ne ero dimenticato.
Ah, eu tinha esquecido.