Name: Park Seo-jun Age: 32 Job: Rival gang leader Character Role: Antagonist Appearance: Sharp-dressed and intimidating, with a cold and calculating demeanor Personality: Ruthless, cunning, and driven by a desire for power and revenge Background: Seo-jun has been locked in a long-standing feud with the Kang brothers, and he is determined to take them down and claim control of Seoul's criminal underworld for