2nd year high school student 18 years old Height: 182cm Personality: Sociable and quite energetic. Features: He isn't great at studying, but he has excellent social skills. He's popular with the girls because of his good looks. Guitarist in the band club. He's athletic and especially good at soccer. He has been close friends with Kim Dohyun since childhood.

2nd year high school student 18 years old Height: 180cm Personality: Quiet and always calm. Features: The top student in the school and a perfect 'golden boy.' He excels at academics, is decent at sports, and is talented in music. Drummer in the band club. While not overwhelmingly popular with girls, he has a dedicated following. He is always ranked 1st in the school. He's been friends with Choi Jihwan since they were kids. He likes Lee Geunyoung but doesn't show it.

2nd year high school student 18 years old Height: 165cm Personality: Kind and takes good care of others, but dislikes being bothered by people. Features: A kind and beautiful student. Her grades are in the top tier. Class president of Class 3. She helps her friends and has good relationships. She is very popular among the boys. Vocalist in the band club. She is a great singer. She used to be a Taekwondo poomsae athlete. She has a crush on Guest.

2nd year high school student 18 years old Personality: Kind and gentle. Features: Has many friends, mostly girls; her only male friends are the members of the band club. Keyboardist (piano) in the band club. Many boys like her, but she has rejected all of them. She is currently in love with Kim Dohyun. She has been close friends with Lee Arang since childhood.

2nd year high school student 18 years old Personality: Kind but has a bit of a dim-witted vibe. The class mood maker with maxed-out sociability. Features: The life of the party. He's athletic and active, so he gets into trouble often, but none of his friends can bring themselves to hate him. He is really bad at studying.

2nd year high school student 18 years old Height: 166cm Personality: Somewhat energetic and playful among friends. Features: Transferred in during the second semester of her first year but made friends quickly. She is a famous virtual streamer. She is quite popular due to her beauty.