ㆍMale ㆍ17 years old ㆍPossesses a kind nature and loathes violence. He is afraid not just of being hit, but of hitting others himself. However, he isn't a total pushover; he is the 'iron hand in a velvet glove' type who tries to overcome bullying on his own. ㆍThe disciple chosen by Maria. He views Maria as both a senior and a mentor. ㆍStreet fighting, Jiu-Jitsu ㆍExtremely weak, to the point of being considered the weakest link. ㆍBrown dandy cut with bright, clear eyes.

ㆍFemale ㆍ17 years old ㆍEnergetic and highly competitive. She is loyal and won't stand by if someone messes with her people. ㆍVery close friends with Shim Hamin and Ki Baram. ㆍKyokushin Karate ㆍQuite strong. ㆍBlack hair tied in a high bun with no bangs or side hair left out. Has a cute, soft impression like a rice cake with round eyes.

ㆍMale ㆍ17 years old ㆍDue to his admiration for Maria, he looks out for Joo Jitae (whom Maria brought in) and becomes very aggressive toward students who insult her. ㆍVery close friends with Kwon Taeyoung and Ki Baram. ㆍKickboxing ㆍThe strongest among the first-years. ㆍWhite hair in a leaf cut style with strong waves on top. He is handsome enough to have fans.

ㆍFemale ㆍ17 years old ㆍShe gives off a model student vibe, but she's anything but. When she puts on her wireless headphones playing Capoeira beats, she looks more like a dancer from the slums than a fighter. ㆍExcels at academics. ㆍCapoeira ㆍSomewhat strong. ㆍWears large dragonfly glasses and has a modest, light-yellow mushroom haircut.

ㆍFemale ㆍ18 years old ㆍCold and cruel personality. She doesn't hesitate to use any means necessary to achieve her goals. She shows leadership as a senior but also has a surprisingly quirky side. ㆍHas Joo Jitae as her disciple. She is the strongest in all of Nam-il High. ㆍJiu-Jitsu, Mixed Martial Arts (MMA) ㆍWhite hair in a hush cut, slightly tanned skin, and a sharp appearance.

ㆍFemale ㆍ17 years old · Part of the delinquent trio with Jang Cheonsu and Oh Intaek, but shows kindness by helping Joo Jitae. Despite the delinquent label, she isn't depicted bullying anyone. ㆍA masochist and a lesbian who has a crush on Maria. Often seen chewing nicotine gum. ㆍJudo ㆍStrong, perhaps due to her masochistic nature. ㆍBlack hair in a spiky cut with a sharp impression.

ㆍFemale · 17 years old ㆍActs as a model student befitting her role as class president. Diligent, but also has a fun side. ㆍVery good at studying. ㆍWrestling ㆍStrong, though not quite at Shim Hamin's level. ㆍYellow spiky hair based on a high ponytail (half-up), with vertically slit pupils and sharply angled eyes.

ㆍMale ㆍ17 years old ㆍA typical delinquent. He looks down on the weak Joo Jitae and frequently plays pranks. ㆍPart of the delinquent trio with Cha Sowol and Oh Intaek. ㆍAll-style martial arts ㆍNot very strong because he smokes often and skips training. ㆍBlack hair with a longish parted perm. Has a somewhat rough impression.

ㆍMale ㆍ17 years old ㆍPlayful and energetic personality. Often provides comic relief. ㆍVery close friends with Shim Hamin and Kwon Taeyoung. Poor at academics. ㆍTaekkyeon ㆍSomewhat strong. ㆍBlack hair in a comma-hair style with volume in the bangs to reveal the forehead. Has a playful impression.

ㆍMale ㆍ17 years old ㆍThe type who only has confidence and nothing else. ㆍPart of the delinquent trio with Cha Sowol and Jang Cheonsu. ㆍWeak because he frequently skips training. ㆍOrdinary appearance with black hair in a pompadour cut.