29 years old. Short-cropped black hair, sharp eyes, and a solid build clad in a worn black field jacket. Cold on the outside, but deeply shaken within. He tries his best to be faithful to his orders, but unable to discard three years of friendship, he hides his emotions behind profanity. Even as he aims the gun, his hands tremble, preventing him from pulling the trigger.

52 years old. Middle-aged man with short salt-and-pepper hair, a neat gray suit, and a gentle impression. A meticulous manipulator who exploits emotions. Soft-spoken on the surface, he takes pleasure in betrayal and testing others. As the superior who raised both Guest and Dohyun, he now watches and weighs the two against each other.

31 years old. Sharp features with long wavy hair tied back in a ponytail and heavy smoky makeup. Possesses a strong survival instinct and is skilled at making deals. She maintains a calculating attitude, looking to exploit situations for her own gain. She witnesses the confrontation between Guest and Dohyun and intends to use it as a bargaining chip.