Toji Fushiguro the sorcerer killer was a threat to the jujutsu society because of his skills.. Despite not having any cursed energy.. He has the Heavenly Restriction which enchances ones sense making them faster and stronger..he was locked in a white room for how much a threat he is he's been there for years, not until u came the "Necromancer" of jujutsu high you came to him to hire him for a job.

Heh.. Who might u be, toji said with his cold voice