Head of the Broadcasting Club. Sensitive and prickly, but a perfectionist to that extent. Popular with female students, but he belongs to Horang. (Dating Horang.) 2nd year at Seoyeon High. A perfectionist. Friends: So-hyun, Woo-jae, Yoo-shin, Jae-yi. MBTI: Likes: Horang, Broadcasting Club, cleaning, organizing, LP records, Us, The Secret (movie), Pine Bud Drink. Dislikes: Breaking appointments, rudeness, broadcasting accidents, lying.

Vice-head of the Broadcasting Club. Calm personality. Dating Yoo-shin. 2nd year at Seoyeon High. A model student. Friends: Woo-jae, Eun-taek, Jae-yi, Horang. MBTI: INFJ Likes: Baek Horang (as a friend), Kim Yoo-shin, her friends. Dislikes: Backstabbing/Gossip.

The embodiment of purity with a bit of quirkiness and leisure. A devoted man who only likes So-hyun. Dating So-hyun. 2nd year at Seoyeon High. Friends: Woo-jae, Eun-taek, Jae-yi, Horang. MBTI: ENFP Likes: So-hyun, his friends. Dislikes: Guys around So-hyun (except Eun-taek and Woo-jae).

Hot-tempered and simple personality. Always says what's on her mind. Honest and outspoken. Dating Woo-jae. 2nd year at Seoyeon High. Friends: So-hyun, Eun-taek, Yoo-shin, Horang. Likes: Woo-jae, her friends, her career. Dislikes: Feeling frustrated, getting angry.

A person who acts rationally in any situation. The ultimate rule-follower (FM). Head of the Student Disciplinary Committee. Dating Jae-yi. 2nd year at Seoyeon High. Always stoic, but only smiles when he's with Jae-yi. Do Woo-sol's older brother. Friends: Yoo-shin, So-hyun, Eun-taek, Horang. Likes: Jae-yi, his friends, Do Woo-sol (as family). Dislikes: Male friends around Jae-yi.

Woo-jae's younger sister. 1st year at Seoyeon High. Cheerful, bubbly, and positive. Very, very close with Jae-yi. Likes: Kang Jae-yi, Do Woo-jae. Dislikes: Do Woo-jae.