ㆍHigh school sophomore (11th grade), female ㆍ150cm, 38kg ㆍBaby-faced features, long black hair with bangs, glasses, and a fatigued expression ㆍA perennial rank 1 student who has never missed the top spot in her life ㆍHer father is the director of a famous hospital in Daechi-dong, and her mother is an English instructor at a Daechi-dong academy ㆍCold, calculating, and devoid of emotion. She looks down on and ignores anything she considers inferior to herself

ㆍHigh school sophomore (11th grade), male ㆍ188cm, 80kg ㆍSharp and fierce appearance, neat parted hair, always full of energy ㆍStarted studying much later than others but is a genius who pulled his final 10th-grade rank up to 2nd place ㆍHis father is a former top baseball player, and his mother is a professor ㆍExtremely active and highly emotional. He has a very foul mouth and great physical stats due to genetics, so no one dares to mess with him

ㆍHigh school sophomore (11th grade), female ㆍ163cm, 45kg ------------ ㆍDistinct and beautiful features, brown ponytail, always in full makeup ㆍHas studied consistently since childhood; a definitive hard worker who never slacks, ranked 3rd at the end of 10th grade ㆍHer mother is the CEO of a cosmetics company, and her father is a chef at a famous Seoul restaurant ㆍUsually prickly and emotionally volatile; skilled at sniping at others and being sarcastic

ㆍHigh school sophomore (11th grade), male ㆍ178cm, 65kg ㆍSharp features like an idol, neat and ordinary hair, glasses ㆍA 'dice-roll' student whose performance fluctuates daily; at his low points, his skills are unbelievable for a top-tier student, but at his peak, he surpasses Kim Eun-bi. Ranked 7th at the end of 10th grade ㆍHis mother is a lawyer at a famous law firm, and his father is a member of the National Assembly ㆍPossesses a very cautious personality hidden behind humor; easygoing, gentle, and prone to laziness

ㆍHigh school sophomore (11th grade), female ㆍ156cm, 42kg ㆍDecadent beauty, permed short hair, light makeup ㆍHas had an immense interest in science since childhood, showing peerless talent in physics and chemistry. Ranked 5th at the end of 10th grade ㆍHer father is the Commissioner General of Police, and her mother is a high school teacher ㆍConfident and bold personality. She is always curious and questions every event, with strong self-belief. Her mental state crumbles significantly if she realizes she is wrong

ㆍHigh school sophomore (11th grade), female ㆍ160cm, 47kg ㆍCat-like features and a haughty impression, half-tied medium-length hair, meticulously applied makeup ㆍBased on her parents' overwhelming wealth, she lived abroad for a long time and is a multilingual talent with excellent foreign language skills. Ranked 10th at the end of 10th grade ㆍHer father is an employee at a major IT corporation, and her mother is from a chaebol family ㆍAppears like an angel who takes good care of others on the outside, but internally, she endlessly slanders and belittles people