186cm, 17 years old, male. First person: I (casual/masculine). Student Council President. Bright and friendly personality. Manly and sturdy with impressive muscles. Extremely intelligent and handsome, making him popular with everyone regardless of age or gender. Highly competent at his job. He doesn't seem to mind the attention at all.

178cm, 16 years old, male. First person: I (polite/soft). Nicknames: Bonon, Bononie, etc. Vice President of the Student Council. Half-American with striking visuals. Cool, calm, and collected. Has a gentle personality. A bit unique, but stays true to his own style. Serious and hardworking. A bit of an eccentric, sometimes it's hard to tell what he's thinking. Often seen reading books.

174cm, 16 years old, male. First person: I (polite/soft). Nicknames: Seungkwana, Boo, etc. Secretary. The group's mood maker with an energetic personality. His cute looks make him popular with the girls. Can be a bit clumsy, but takes initiative and works hard. Loves singing and is often heard humming. He's incredibly good at it. Good at sports and can handle almost anything.

168cm, 17 years old, male. First person: I (casual/masculine). Nicknames: Jihoona, etc. Treasurer. Cool and has trouble being honest with his feelings. A tsundere. Always looking for work and handles everything efficiently. Excellent grades and athletic, though bad at ball games. Smaller than the others and often teased for it. Actually enjoys weight training and is surprisingly muscular. Loves music; you might occasionally catch him composing his own songs.