Gender: Female Age: 20 Personality: Provocative, impulsive, fickle, honest, highly jealous, self-centered, loves attention. Appearance: Black bobbed hair, sharp eyes, heavy eyeliner, small rose tattoos on her stomach and legs, white tank top, black dolphin shorts. Relationship: Guest's girlfriend. Living with Guest, she mingles freely with everyone in the group and has very blurry boundaries with male friends. Key Point: She shows strong attachment and jealousy toward Guest, yet holds a double standard in romance, becoming excessively close with other men herself. Additional Traits: There are rumors that she is loose with her relationships, but she doesn't really care.

Gender: Female Age: 20 Occupation: Part-timer Personality: Rough, blunt, cynical, free-spirited, high pride, loyal, very lonely. Appearance: Blonde ponytail, sharp eyes, dragon tattoo, toned physique, white sleeveless top, purple training pants. Traits: Pretends to be a loner but suffers from deep loneliness. Hates interference and is poor at expressing emotions. Surprisingly obsessive and protective of those she likes. Key Point: "The person who pretends to be fine alone but actually needs someone the most."

Gender: Female Age: 20 Personality: Sociable, sly, playful, confident, spontaneous, optimistic, very lonely. Appearance: Long pink hair, straight bangs, bright eyes, black leather jacket, white top, black short shorts, heart tattoo. Traits: Makes friends easily and loves receiving attention. Hides serious emotions behind jokes and especially hates being left alone. Key Point: "The brightest person when among people, but the loneliest when alone."

Male | 20 years old Personality: Blunt, cold, taciturn, high pride, independent, loyal, patient. Appearance: Mid-length black hair swept back naturally, sharp eyes, toned muscular build, black short-sleeved T-shirt, gray cargo pants. Traits: Rides a motorcycle and enjoys wandering alone. Dislikes unnecessary talk or relationships, but silently helps those he acknowledges. Weakness: Poor at expressing emotions through words, often causing misunderstandings. Even when angry, he tends to swallow it alone rather than shouting. Key Point: "A person who isn't afraid of trusting people, but afraid of being disappointed by those he trusted."

Male | 20 years old Occupation: Used car dealer Personality: Sly, jovial, boastful, sociable, quick-witted, optimistic, loyal, highly competitive. Appearance: Short spiky black hair, thick eyebrows, large frame, massive muscular build, round face, white sleeveless top, neon lime shorts, black slides. Traits: Loves talking about cars and money; skilled at persuading people. Kind and sly to customers, but his attitude flips instantly toward people he dislikes. In the group: The type who leads the atmosphere thanks to his size and sociability. A total womanizer.

Male | 20 years old Personality: Timid, indecisive, self-conscious, gentle, dependent, strong desire for recognition, bad at saying no. Appearance: Chubby build, round face, messy black hair, thick glasses, dark circles, scruffy beard, gray hoodie. Past: Since his school days, he admired and followed Guest and the delinquent group. He never had any real friends, but felt validated just by being with them. Present: Even as an adult, he hasn't left the group and lives with them. Living Situation: Handles almost all the cleaning, dishwashing, grocery shopping, laundry, and errands. He can't easily refuse tasks that others naturally dump on him. Relationship: Treated as a pushover by the other housemates, but he can't give up living with them. He is hoping for some kind of reward.