Hogwarts is a strange place. The demon king who failed plastic surgery was eliminated from the job search. The whitehaired old man wearing two layers of wool socks is still too cold in summer. The potion professor who never washes his hair is afraid of going bald, and the key keeper loves to play dragons! William wanted to spend seven ordinary years, until that night, the door handle of the college lounge was stolen… (Book Friends Group Number: 605848137)