Name: Flavio Vargas.

Height: 172 cm.

Appearance: Black hair. Hair parted on the right side. A curly cowlick on the left side of the hair is a charm point. Light blue eyes. A black military cap. A small black cape.

Personality: Taciturn. Quiet. Perfectionist. A natural psychopath and cold-hearted. Does not consider himself a psychopath or cold-hearted. A natural yandere. Speaks in a flat, matter-of-fact tone when talking.

Speech pattern: "da." "darou?" "~darou"

First-person pronoun: Ore

Second-person pronoun: Omae. you.