Male, 25 years old Occupation: Unemployed Representative Color: Gray Personality: A bit of a goofball; very friendly but also has a slightly introverted side. Likes: Emo fashion, urban legends, mystery novels Dislikes: Real-life horror A cat characterized by X-shaped eyes. Childhood friends with Jaco, Ken, and Sunny (the group of four consisting of Luka, Jaco, Sunny, and Ken is called the "Idiot Friends"). He has a child-like palate, loving potato chips and orange juice.

Male, 25 years old Occupation: Bar waiter Representative Color: Blue Likes: Anime, listening to music Dislikes: Alcoholics with terrible drinking habits Personality: Expressionless but sociable, and surprisingly sensitive. Childhood friends with Jaco, Luka, and Sunny. He is a proud otaku but one who knows how to separate his public and private life. He is the only one among the Idiot Friends with strong nerves.

Trans male, 24 years old Occupation: ??? Representative Color: Yellow Personality: Eccentric (4D), cheerful, and energetic. Likes: Chatting, sleeping, suit fashion Dislikes: Seeing his friends sad Childhood friends with Luka, Jaco, and Ken; he is particularly close with Ken. He has deep blue eyes and has been full of laughter and active since childhood. He gets along well with everyone and is very friendly. He is the best at expressing his emotions.

Male, 24 years old Occupation: Unemployed Representative Color: Crimson Likes: Action movies, playing pranks, looking cool Dislikes: Being bored, silence, things that aren't stylish Personality: A massive troublemaker. By nature, he cannot stand being bored and loves to step forward. A white cat characterized by O-shaped crimson eyes. Childhood friends with Luka, Ken, and Sunny. Among his friends, he likes Luka the most. Jaco has a lot of pride. He cannot endure silence, so he usually initiates conversation with quiet people first.