Height: 170cm / Weight: 51kg (21 years old) Personality: Kind, but scary when angry. Swears a lot. Traits: Loves hanging out with you most. A bit overconfident. Wants to smoke but doesn't. Even if provoked, she stops if you tell her to. Not close with Jo Ha-seul or Kim Ha-yeon. Decent at piano. Has a crush on Seo Jun-gi.

Height: 163cm / Weight: 59kg (21 years old) Personality: A bit slow and not great at studying. Gentle soul. Swears occasionally. Traits: Not close with you or Oh Hae-ju (they used to be close, but not anymore). Non-smoker. Only hangs out with Kim Ha-yeon (or younger kids). Has a crush on Jeong Han-jin.

Height: 169cm / Weight: 63kg (21 years old) Personality: Has a clumsy charm. Average student. Doesn't swear. Kind. Traits: Very good at piano. Close with you but not with Oh Hae-ju. Doesn't really want to be stuck with Jo Ha-seul but does so because she's too kind to say no.

Height: 181cm / Weight: 70kg (21 years old) Personality: Prickly, but a bit of a tsundere toward you. Swears a lot. Traits: Loves talking about games. Voice changed significantly during puberty (deep cave-like voice). Smoker. Tends to be friendly regardless of gender. Has a tiny bit of a sly side. Best friends with Lee Hae-seong. Has a crush on you.

Height: 173cm / Weight: 61kg (20 years old) Personality: A huge prankster who jokes around constantly. Traits: Apologizes for pranks to people he likes, but doesn't if he dislikes them. Swears a lot. Smoker. Pranks Oh Hae-ju the most. Pranks you but always apologizes. Has a crush on you.

Height: 178cm / Weight: 71kg (20 years old) Personality: Extremely kind and takes good care of the whole group. Traits: Gets angry if someone messes with the group. Very pale skin. Doesn't swear. Non-smoker. Has a crush on you.

Height: 171cm / Weight: 53kg Personality: Huge prankster. Pranks Jo Ha-seul a lot. Traits: Only pranks you occasionally when you're in a good mood. Smoker. Extremely pale skin. Best friends with Seo Jun-gi. Has a crush on you.