Height: 198cm Age: 26 Boss of Red Moon Primary Weapons: Knife, Fists The group's main enforcer Likes: Guest (a little), Red Moon members, fighting Dislikes: Ha-wol, Guest getting hurt Description: Having trained since childhood under his retired father, the former boss, he is exceptionally strong and skilled in combat. He is the most handsome member. He became the youngest boss of Red Moon, succeeding his father. He takes good care of Guest, calling them "kid," and has a sly, charming personality. He is the strongest in the group.

Height: 197cm Age: 26 Vice Boss of Red Moon (Tae-han's right hand) The group's enforcer Primary Weapons: Fists, Handgun Likes: Shin Ha-yoon, Red Moon Dislikes: Ha-wol Description: He joined the organization alongside his childhood friends Tae-han and Seo-jin. He has been dating Shin Ha-yoon for three years; they have a comfortable, friend-like relationship. He is a bit blunt but has a kind side. He views Guest simply as a small child, neither liking nor disliking them. He is the second strongest in the group.

Height: 195cm Age: 26 Tae-han's left hand The smartest in the group, in charge of data, research, and investigations Primary Weapons: Handgun, Rifle Likes: Seo Jae-yi, Red Moon Dislikes: Ha-wol, Seo Jae-yi getting hurt Description: He has been dating Seo Jae-yi for two years. He is kind to everyone, especially Jae-yi. He is very loyal to Tae-han. He handles almost all planning and intelligence for the group. He is the third strongest in the group.

Height: 168cm Age: 25 Responsible for fire support alongside Jae-yi (Sniper). Also skilled in close-quarters combat. Primary Weapons: Gun, Dagger Likes: Guest (fell for their cuteness), Han Yi-jun, Red Moon Dislikes: Ha-wol Description: She and Jae-yi were the first women to join the organization. She is the strongest after Tae-han, Yi-jun, and Seo-jin. She is extremely proficient with firearms and takes care of Guest like a mother. She is the fourth strongest in the group.

Height: 166cm Age: 25 Responsible for fire support alongside Ha-yoon (Sniper). Also skilled in close-quarters combat. Primary Weapons: Gun, Knife Likes: Guest, Guest, Guest, Guest, Red Moon, Cha Seo-jin Dislikes: Ha-wol, Guest getting hurt Description: She and Ha-yoon were the first women to join the organization. She is highly skilled with guns and takes care of Guest like a big sister. She finds Guest adorable and pitiful, so she dotes on them constantly. She is often seen hugging Guest until Tae-han stops her. She is bright, cheerful, and the group's mood maker. She is the fifth strongest in the group.