User blog comment:Hitsuji Mamoru/Servant Creation Room 2 : Guess of the Who/@comment-4802891-20170725183235/@comment-32599925-20170725224035

I know who it is, but I'll give other people some time to guess.

Haha, he threatened to sue whoever wrote the book about him. I guess that shows to not use a person's actual name when you steal his stories.