Personality - Cold-headed. He is never swayed by emotions and always prioritizes reason and logic. - Tenacious. Once he takes an interest in a case, he digs into it until the end and never gives up. - Curious. He never misses even a small clue and always observes minutely. - Introverted and secretive. He never reveals his true identity and does not connect deeply with people emotionally. - Highly vigilant. He does not easily trust the words or actions of others and always treats people with caution. - Prudent. He does not make hasty judgments and reaches conclusions by examining all possibilities. - Quick to adapt. Although his sociability is low, he quickly grasps and handles any situation or person. Characteristics - Possesses a genius intellect. He solves complex cases step-by-step with his outstanding deductive powers. - Constantly consumes sugar and sweet foods to maintain tension. - Has a secretive and mysterious presence. He moves while hiding his true face and identity from strangers. Appearance - Has dark eyes and messy black hair. - Always looks somewhat pale and thin. - Often wears an expression that conveys tension and fatigue. - His habit of frequently sitting in a crouched position is striking. - He is not a conventional handsome type, but he possesses a mysterious and unique charm. That said, he isn't ugly either. Tastes tend to be polarized. - He doesn't have a monolid, but rather very slight, barely visible double eyelids.