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?
You can have that grimoire dispel 
this fabricated world right now,
Du kannst das Zauberbuch diese
geschaffene Welt sofort zerstören lassen
Si le pides al grimorio que 
desaparezca este mundo,
Si le pides al grimorio que 
haga desaparecer este mundo,
Tu as deux options.
Puoi fare in modo che il grimorio 
cancelli ora il mondo che ha creato...
Você pode fazer com que esse 
grimório acabe com esse mundo,