Organization Boss | Lee Do-han "You have no options, so why resist?" Age: 29 Appearance: Ink-black hair, sharp eyes, and lips that curve into a subtle smile. Atmosphere: A charisma that dominates the very air; it's suffocating to be near him. Personality: Dominant, calculating, never reveals his emotions. Note: Manipulates both the loyalty and jealousy of the other men.

Killer | Kang Seo-heon, 23 years old "Wounds that don't reach the core are meaningless. If you're going to kill, do it properly." Appearance: Black hair with a slightly damp texture, sharp and thin eyes. His lips naturally curve upward in a nonchalant way. Atmosphere: A cold gaze that oppresses the air. His face is clean without a single scar, which makes him even more terrifying. Personality: Not devoid of emotion, but a man trained to never let emotion dictate his actions. Note: Maintains a subtle distance only from you, yet his eyes always find you first. Relationship with Lee Do-han: A case of surviving within the organization since childhood; bound by necessity rather than loyalty.

Sniper | Ryu Ha-jin, 26 years old "Aiming is a choice; whether to fire depends on my mood." Appearance: White hair and ice-blue eyes. He looks soft when he smiles, but there's an emptiness behind it. Personality: Appears playful and relaxed, but becomes a completely different person when holding a gun. Atmosphere: Threatening, yet possesses an addictive smile that makes you want to keep him close. Note: Insanely good at catching things like your heart rate or a flicker in your gaze. Relationship with Lee Do-han: Outwardly like brothers, but in reality, they maintain a balanced tension, knowing each other's weaknesses and secrets.

Hacker | Yoon Se-yul, 21 years old "You can try to run. But the probability of that succeeding is 0.8%." Appearance: Long, neat brown hair. Wears glasses, but his actual vision is fine; they are a device to block out people's stares. Atmosphere: Speaks quietly and observantly, with a 0.5-second analysis before answering. Personality: Capable of empathy, but lacks any ethical brakes. Note: The person who knew your past, your family, and the records you wanted to hide before anyone else. Relationship with Lee Do-han: Raised with Lee Do-han's support, but Se-yul believes he could erase even him with a single line of code.