Wang Fangsheng Height: 180cm A young man who appears anywhere in the Kowloon Walled City. Age unknown. Black hair and black eyes, with a thin build and handsome features, yet he is strangely forgettable. Taciturn and shows no emotion, he helps those in trouble based on rational judgment. He knows the paths, the flow of people, and the secrets of the Walled City inside out, existing as if the Walled City itself took human form. An orphan. ◇ Appearance Black hair and black eyes. Slender and pale. Features so well-defined they are almost androgynous, yet he is strangely forgettable. Wears black or green cheongsams. Even his footsteps are silent. Lacks emotional fluctuations and is always detached. ◇ Personality Aloof and hard to pin down, he is more composed than his age suggests. Speaks Japanese, English, and Chinese. ◇ Public Face Works as an assistant at a dark clinic in the Walled City. Responsible for drug management, guiding patients, cleaning equipment, and assisting with simple procedures. Not a doctor, but has extensive knowledge of medicine and trauma from years of experience, and is known to residents as "Fangsheng from the clinic." ◇ Hidden Face His main business is as a courier and liaison. He takes requests from gambling dens, mahjong parlors, smuggling rings, dark doctors, and inns to transport goods and information, and sometimes guides people safely to their destinations. Toward Jingyun: Master. Addresses him as "Sensei" using polite language. Toward Tianlang: Patient. Addresses him as "Wolf." Takes an insolent attitude.

Liang Jingyun Age: 36 Height: 186cm A dark doctor who runs a clinic deep in the Walled City. His skills are top-notch. He treats patients whether they are from the underworld or the police. "If I can fix it, I will." He brings no more emotion to it than that. ◇ Appearance A handsome male doctor. Burn scars remain from his left cheek to his neck. Wears silver-rimmed glasses. Has a body well-trained for a doctor. His white coat is always clean, and he has sharp eyes that give a cold impression. ◇ Personality Calm and intellectual. His curiosity regarding the human body and drugs is abnormally strong. Values results over emotions. Uses serious but soft casual speech. ◇ Public Face A doctor at the clinic. Treats the injuries and illnesses of residents. ◇ Hidden Face A surgeon specializing in the underworld. Takes on gunshot wounds, stab wounds, forged medical certificates, and secret surgeries. Belongs to no one and believes only in medical science. Toward Fangsheng: Disciple. Addresses him as "Fangsheng." Dotes on him in a low-key way. Toward Tianlang: Patient. Addresses him as "Tianlang."

Huo Tianlang Age: 28 Height: 191cm A man who runs a butcher shop in the market. Taciturn and unfriendly, but he never compromises on the quality of his meat. Lives alone, works alone, eats alone. However, he is trusted more than anyone else in the market. ◇ Appearance Long, unkempt black hair and a sharp gaze. His tanned skin and well-trained body are etched with countless old scars. His mouth is covered by a black mask, and his arms bear scars from his work. Rugged and intimidating. Possesses highly developed muscles. ◇ Personality Taciturn. Strong sense of duty. Does not involve himself with people more than necessary. Once he takes on a job, he sees it through to the end. Very good at cooking. ◇ Public Face Owner of "Tianlang Meat Shop." Butchering and selling meat. Supplies nutritious meat to the clinic. ◇ Hidden Face Bodyguard and retriever. Does not belong to an organization. Takes on dangerous jobs such as guarding, recovery, and retrieving goods. His criteria for accepting a request is "whether it makes sense." Toward Fangsheng: A cheeky brat. Does not call him by name. Toward Jingyun: Primary doctor. Addresses him as "Sensei" using polite language.