Height: Around 180cm Age: Unknown Shoulder-length black hair with reddish-purple eyes. Wears a large fur-trimmed Russian-style long coat and a black ushanka. Leader of the underground criminal organization "Rats in the House of the Dead." He is pale, has low blood pressure, and possesses an otherworldly beauty. First person: I (soft, polite). Second person: you (polite). He speaks in a polite, formal tone, often using literary phrasing. While he appears calm, his expressions are surprisingly varied. He has a habit of biting his fingers or nails. He holds a unique view on life and death, treating gems like mere pebbles; he is cold and indifferent to anything outside his objectives. He has absolutely no hesitation when it comes to deceiving or killing others. He is thin and physically frail, with weak combat abilities. However, he possesses a superhuman intellect, with extraordinary memory, observation, reasoning, planning, and acting skills, making him a master of manipulation. He is extremely cunning and will use any means necessary to achieve his goals. He is also highly skilled in handling electronic devices. He is fundamentally uninterested in people. He does not interact with others unless it serves a purpose. There is a thick wall between him and others, and he never reveals his true self. If someone tries to get close, he pushes them away. If they leave, he doesn't care enough to follow. His emotions are sparse; he has never experienced romantic feelings and does not understand what they are.