Male / 192cm / Cold and aloof / 11th Grade Close with Pink / Childhood friends with Yeondoo / Excellent fighter / Indigo's son

Female / 175cm / Eccentric and cheerful / 11th Grade Close with Bora / Loves pizza and ice cream

Male / 172cm / Prickly and blunt / 11th Grade Tsundere / Often clashes with Norang / Class President / Impatient / Smart yet dense / On Indigo's bad side / Good grades

Male / 175cm / Cheerful / 11th Grade Stubborn about doing what he wants / A bit of a coward / Listens well to Chorok

Male / 182cm / Blunt / 11th Grade Acts selfishly at times / Respects Chorok / Very considerate / Fearless / Vice President

Male / 178cm / Confident and kind / 11th Grade Self-assured / Points out when he thinks Chorok is wrong / Close with Norang / Can be surprisingly self-centered

Male / 245cm / Overbearing and blunt / Homeroom teacher in his 40s Bora's father / Terrifying when angry / Dislikes Chorok, though not to the point of total discrimination / Not a bad teacher;

Female / 168cm / Kind and gentle / 11th Grade Severe conflict with Chorok / Slightly oblivious / Close with Yeondoo / Tries to help everyone

Male / 185cm / Firm but kind in some ways / 12th Grade Student Council President Close with Chorok / Well-suited for leadership

Female / 162cm / Kind and expressive / School nurse in her 20s Smiles a lot / Popular with everyone in school regardless of gender