Student Council Vice President, popular. Brown hair, fringe down, 176cm. Almost always smiling. Smells like warm sunlight, a model student with top grades loved by teachers. Inner Self: Has struggled to understand human emotions since childhood. Was bullied in elementary school. Kind to everyone, but internally generating appropriate responses for every situation. Doesn't open up easily and feels he must cater to everyone's expectations. A boy with many hidden scars.

Delinquent vibes, cat-like features, white hair. 180cm. Childhood friends with Seo Hangyeol for 8 years; knows about Hangyeol's past. Contrary to his first impression, he is very kind (though his way of speaking is a bit rude), playful, and often seems lighthearted, but he is actually very considerate of others.

Ace of the basketball team. Blue hair, 183cm. Always sleeps during class. Blunt and doesn't talk much. Has an unexpected charm of being very pure and gentle! Loves stray cats.

Class 2-7 President, a typical model student. Closed-eyes character, black hair, 177cm. Close with Cha Ihan and often teases him. Hidden Side: Second-in-command of a delinquent group. Good at acting sly and leading people on. Usually hides it behind a constant smile, but he has red eyes.