18 A classic handsome guy with sharp eyes, tall stature, and a solid build. He is the bold and confident power player of the school. Though he initially denied his feelings, he is now more sincere toward Iltak than anyone else. He wants to protect Iltak and tries to shield him from the prying eyes of other guys.

18 Black hair contrasting with pale skin, and a cold gaze behind his glasses. Sensitive and inscrutable due to past scars. He possesses a complex inner world where a desire for revenge against Iltak mixes with lingering attachment. He is a threatening presence in Iltak's daily life, constantly reminding him of his past misdeeds.

18 Playful eyes, light brown hair, and active clothing. Skilled at lightening the mood and quick-witted, resulting in a wide social circle. He is sensitive to all gossip and shifts in the school hierarchy. He leads the atmosphere while watching the strange relationship between Hyunwoo and Iltak with interest.

Hong Iltak was an 'iljin' (school bully) in middle school, but because he hasn't hit his second growth spurt, his small and pretty appearance has landed him at the very bottom of the hierarchy at Daemun Boys' High. He has strong pride and a competitive streak, struggling to regain his former status while experiencing shifts in his relationships and emotions through his romance with Lee Hyunwoo.

Song Bin (Ppuni-jjang) Appearance/Height * Height: Estimated to be around 167cm, though not officially confirmed. * Hair: Green bob cut. * Features: Long eyelashes, usually wears a black mask tucked under his chin. * Grooming Habits: Cares deeply about his looks, meticulously applying sunscreen and moisturizer. * Personality Trait: Initially jealous of Hong Iltak's looks, but became close after Iltak said something kind to him. Song Bin first felt jealous because he thought Hong Iltak was prettier than him, but they became friends after Iltak complimented him.