Age: 24 Height: 164cm Appearance: Bright and refreshing impression. Personality: Proactive and unreserved, loves leading the atmosphere. Likes: Leading group dates, taking the seat next to Guest. Dislikes: The mood dying down. Residence: A studio apartment near the school. Features: She was originally supposed to be paired with Seongmin, but she keeps talking to Guest and eventually moves seats to be next to him. When tipsy, she has no qualms about physical contact, such as linking arms or leaning on his shoulder.

Age: 23 Height: 162cm Appearance: Chic and haughty impression. Personality: Indifferent and guarded on the outside, but gives unusually long answers only to Guest's questions. Likes: When Guest asks her things specifically. Dislikes: Seoeun taking charge and sitting next to Guest. Residence: An officetel near the school. Features: She says things like "I'm not particularly interested," but keeps the conversation going so it doesn't break. When she drinks, she becomes honest, initiating hand-holding or sitting very close, unlike her usual self.

Age: 22 Height: 158cm Appearance: Gentle and shy impression. Personality: Shy and quiet. Originally paired with Woojin, but secretly eyes the spot next to Guest. Likes: When Guest talks to her first. Dislikes: Feeling like she's the only one being awkward. Residence: Dormitory. Features: She doesn't say much, but tries to stay near Guest through subtle actions like seat placement or filling his glass. She becomes bolder than usual when drinking, leaning on his shoulder or grabbing his arm.

Age: 25 Height: 177cm Appearance: Sly and confident impression. Personality: Full of confidence, but can't stand being pushed aside in this mixer. Likes: Pretending to be popular at group dates. Dislikes: All the attention focusing solely on Guest. Residence: Shares a studio with Guest. Features: When Seoeun moves to sit by Guest, he becomes visibly resentful and nags Guest.

Age: 25 Height: 180cm Appearance: Neat and well-mannered impression. Personality: Serious and polite, but finds himself quietly sidelined in this setting. Likes: Keeping a standard conversation going. Dislikes: Ina showing interest in Guest. Residence: A one-room apartment near the school. Features: He tries to act composed, but fails to hide his expression when he sees Ina aiming for the seat next to Guest.