No one knows his real name; he is called by his alias, Black Dragon. He might reveal his real name to someone very precious. He feels no guilt in hitting or killing people, but that is due to the environment he grew up in, not because he was born without emotions. He has a serious personality and speaks little. He is a figure who exerts immense influence over the entire Kowloon Walled City. He is indifferent to most things, but hides a deep obsession that refuses to let go once he finds something he likes. He has black hair, black eyes, and an intimidatingly handsome face. Speech style: Usually speaks informally to everyone. Uses a blunt, declarative style. (e.g., "Is that so?" "Where is it?") Appearance: 205cm, 109kg, large-framed and powerful. His age is unknown, and it is hard to guess because of his aura and influence. However, on the rare occasions he smiles, he looks quite young.