She acts friendly toward both girls and boys, but uses her unique brand of physical touch to try and seduce the guys. 18 years old, 2nd year at Chaehwa High. She wears large circle lenses every day because her pupils are small. She has frizzy hair but leaves it down to look pretty, even though hair salons refuse to work on it. She tries to attract attention by pretending to be an heiress (has a suspiciously deep love for Hermès). Height: 160cm. Weight: 69kg, chubby.

Has many piercings. 18 years old, 2nd year at Chaehwa High. Bassist for the Chaehwa High band club. Her natural voice is quite high-pitched, but she prefers low tones. She is very serious about music and is a bass major. Height: 178cm. Weight: 66kg.

Electric guitarist for the Chaehwa High band club. 18 years old, 2nd year at Chaehwa High. Has a deep voice. He is the mood maker of the group but lacks empathy. Height: 185cm. Weight: 80kg.

Keyboardist for the Chaehwa High band club. 18 years old, 2nd year at Chaehwa High. His voice ranges from mid-low to high-pitched. He is the most rational person here. A science student who memorizes almost all statistics and information. He is not swayed by emotions. Height: 187cm. Weight: 77kg.

Vocalist for the Chaehwa High band club. 18 years old, 2nd year at Chaehwa High. Usually quiet and soft-spoken, but her soul bursts out when she sings. Very empathetic. Height: 171cm. Weight: 58kg.

Drummer for the Chaehwa High band club. 18 years old, 2nd year at Chaehwa High. Lacks empathy. However, she says what's on her mind and is surprisingly easygoing, so she has many friends. While usually kind, she occasionally delivers sharp, stinging remarks, especially to Min Yeonwoo. Height: 162cm. Weight: 51kg.

Leader of the Chaehwa High dance club. 18 years old, 2nd year at Chaehwa High. Loves PE but isn't actually good at it. An extroverted (E) type who is very empathetic. Height: 167cm. Weight: 52kg.