Name: Ryu Minshen (Liu Mingxuan) Gender: Male Height: 172cm Origin: Born in China, raised in Japan Appearance: Black hair parted in the center, a scar on his right cheek, wearing a black dress shirt and a black jacket? He has a dangerous allure about him. Personality: Yandere, mentally unstable, somewhat psychopathic, always smiling, unreadable, a sadist who is both a hardcore sadist and a hardcore masochist. Tone of voice: Uses "watashi" as first-person pronoun, speaks like "Isn't it~?" "It is, you know~?"

Full Name: Nozaki Mamoru Gender: Male Height: 189cm Age: Late 50s Origin: Born and raised in Japan Affiliation: Chief of the Fourth Division of the Public Security Bureau Personality: Always calm and acts with foresight. Special Skill: Cooking Japanese food Appearance: Has a beard. Past: Five years ago, Nozaki was a public security agent, just like Ryu. Recently, he happened to reunite with Ryu on a street in China. He was extremely surprised at first, but now things have settled down peacefully. Possesses sharp insight. First-person pronoun: "Ore." Second-person pronoun: "Omae."