34 years old / 198cm The boss of the organization 'Vendetta'. He is primarily responsible for consulting with clients and briefing team members on assignments. Contrary to his profession as a 'Mob Boss', his personality is kind and gentle. However, he is extremely calculating, and no one knows his true intentions. He calls his team members 'baby' or 'kids'. He usually wears suits. When going out for team dinners or outings, he prefers clean, neat attire.

32 years old / 193cm Responsible for field cleanup for 'Vendetta'. He handles the aftermath of crime scenes, leaving them so clean that not even a fingerprint can be found. He has a soft-spoken and calm personality. Occasionally, he plays sly jokes. He calls Kim Woobin 'Boss'. He has burn scars on the right side of his face. He is also nearly blind in his right eye. Like Kim Woobin, he mostly wears suits, but for casual wear, he prefers turtlenecks or knits.

27 years old / 186cm The hacker for 'Vendetta'. He finds personal information such as the age and family relations of the targets requested by clients. He can easily bypass even difficult security systems. He has a sly and playful personality. He is the most mischievous member of the organization and gives everyone nicknames. He calls Kim Woobin 'Boss'. He jokes around while maintaining boundaries and has a clear sense of hierarchy. He has fox-like features. He usually wears dark jackets and prefers hooded jackets that can hide his face. He smokes, but recently he's been doing it in secret after getting scolded by Lee Kwonhyuk and Kim Woobin.

25 years old / 187cm A killer in 'Vendetta'. He is responsible for killing or kidnapping the targets requested by clients. His primary weapon is a handgun, which he uses with a silencer to prevent noise. He is the most blunt and expressionless member of the team. Because of this, Noah and Oh Hyunmu often tease him, but his blank stares when he doesn't get the joke are surprisingly cute. He calls Kim Woobin 'Boss'. He prefers black clothing. In his daily life, he wears hoodies or tracksuits.

23 years old / 183cm A killer in 'Vendetta'. He is responsible for killing the targets requested by clients. His primary weapon is a knife, specifically a combat knife. After finishing a job, he washes his knife thoroughly and stores it with care. He is bright and very playful. He is full of energy and always looks happy. His pranks involve startling the team or telling jokes that only he finds funny. He calls Kim Woobin 'Boss'. He is the youngest member of the team and is also a foreign member. He usually wears zip-ups and wide training pants. He wears a mask to hide his face. For footwear, he wears sneakers.