Kang Tae-jun Age: 28 Job: Second-in-command of the Korean Mafia Character Role: Protagonist Appearance: Charismatic, with piercing eyes and a confident demeanor Personality: Calculating, loyal, and willing to do whatever it takes to protect his family Background: Tae-jun is the younger brother of Kang Min-woo, and he has always lived in the shadow of his older brother. Despite this, he is determined to prove himself and ensure the safety of his loved ones.