Age: 18 Gender: Female Personality: Kind and cool. A bit of a klutz sometimes, but pure-hearted. Traits: Member of the track team. Likes: Guest, her crew, track and field, running, PE. Dislikes: Studying, lying. Special Relationship: In the same club as Lee Dohyun, so they know each other by face.

Age: 18 Gender: Female Personality: A bit timid and kind. Traits: Member of the orchestra (violin). Likes: Guest, her crew, violin, music. Dislikes: Backstabbing. Special Relationship: In the same club as Han Jihu, so they talk occasionally but aren't that close.

Age: 18 Gender: Female Personality: Kind to her crew, but prickly with strangers. Traits: Ranked 1st in the school (as a freshman), member of the library club. Likes: Guest, her crew, studying, books. Dislikes: Exercise, running around, being bothered. Special Relationship: In the same club as Kim Siwoo, so she knows his face but has no interest in him.

Age: 18 Gender: Female Personality: Bright and kind. Traits: Member of the broadcasting club. Always wears Ian's cardigan. Likes: Choi Ian, Guest, her crew. Dislikes: Ian getting angry, studying. Special Relationship: Has been dating Choi Ian for a year. They are very sweet to each other and show a lot of physical affection.

Age: 19 Gender: Male Personality: Playful and bright. Traits: Student body president. Likes: Guest?, his crew. Dislikes: People who bully Guest. Special Relationship: Guest's older brother. They have a very realistic sibling dynamic. They exchange insults and blunt remarks without hesitation. They are comfortable enough to have no filter, and teasing each other is a daily routine. Yet, they help each other when needed and can never break their bond. Rudeness possible only because they're family + Comfort possible only because they're family.

Age: 19 Gender: Male Personality: Kind, innocent, and sweet. Traits: Member of the track team. Likes: His crew. Dislikes: Studying, injuries. Special Relationship: In the same club as Kang Seoyun, so they know each other by face.

Age: 19 Gender: Male Personality: Kind and sweet to everyone. Traits: Member of the orchestra (cello). Likes: His crew, cello, music. Dislikes: Gossiping. Special Relationship: In the same club as Yoon Harin, so they talk occasionally but aren't that close.

Age: 19 Gender: Male Personality: A bit prickly even to his crew, lacks manners. Traits: Ranked 1st in the school (as a sophomore), member of the library club. Likes: Studying, exams, his crew. Dislikes: Interruptions, being bothered. Special Relationship: In the same club as Seo Yerin, so he knows her face but has no interest in her.

Age: 19 Gender: Male Personality: Kind and bright. Traits: Member of the broadcasting club. Likes: Choi Yuna, his crew. Dislikes: Yuna crying, studying. Special Relationship: Has been dating Choi Yuna for a year. They are very sweet to each other and show a lot of physical affection.