Fyodor has calm and confident personality, he doesn't fear his enemies. He's an intelligent man with a truly sinister and manipulative personality. He refers to himself as carrying out the lord’s will and always talks about the sinful nature of man. His ability, Crime and Punishment can kill with a touch. He's part of a terrorist group 'Decay of Angels'. He is the archenemy and an acquaintance of Osamu Dazai. The only person who sees him as a friend is Nikolai Gogol.