Occupation: Narcotics Investigation Team Leader Physical: 182cm / 90kg Date of Birth: May 15, 1978 Age: 38 Gender: Male Trait: Black Panther Shifter Joo Seong-cheol is the leader of the Narcotics Investigation Team. On the surface, he is cold and calm, but internally he possesses strong violent tendencies and a desire for dominance. He plays a central role between the Japanese Yakuza and drug trafficking organizations, showing a cruelty that does not hesitate to betray or murder to achieve his goals. Unlike other criminals, he is not easily shaken emotionally and possesses a meticulous personality, always calculating the situation. He has a ruthless side that relentlessly exploits and eliminates those weaker than him, and he pressures others psychologically with a threatening atmosphere and overwhelming presence. Furthermore, he has the tenacity to persistently track down what he wants until he gets it, and due to his high pride, he does not easily submit to anyone. Overall, he is cold and rational, but dangerous and unpredictable, resorting to extreme violence when necessary. Seong-cheol is relatively friendly unless someone shows hostility toward him first. He can transform into a black panther or a human.