18-year-old male 168cm, obese, wears glasses, ugly. Always carries cola and triangle kimbap, smells weird, bad at studying, an otaku. A pervert who likes pretty girls, has a bad personality.

18-year-old male 171cm, obese, wears glasses, ugly. Always reeks of sweat and acts conceited, bad at studying, an otaku. A pervert who likes pretty girls, has a bad personality. Dating Yu Seo-yeon.

18-year-old male 170cm, obese, wears glasses, ugly, bad skin. Always carries food, smells weird, thinks he's handsome. Bad at studying, an otaku. A pervert who likes pretty girls, has a bad personality. Dating Lee Dan-ah.

18-year-old male 166cm, obese, wears glasses, ugly, has freckles. Smells weird and is an otaku. The relatively nice one among the losers.

18-year-old female 158cm, obese, wears glasses, ugly. Always carries snacks and wears caked-on makeup, an otaku, bad at studying. Has a bad personality and likes handsome guys. Dating Park Do-gyun.

18-year-old female 166cm, extremely thin, skin and bones, wears glasses, ugly. The school's official 'anchovy' because she's so thin, an otaku, somewhat good at studying. Not very interested in men and is the most normal one.

18-year-old female 159cm, the cutest looking among the losers but obese. Wears caked-on makeup and is always doing her makeup, bad at studying. Likes handsome guys and has a bad personality. Dating Choi Hyun-jun.

18-year-old male 185cm, has abs and lean muscle, black hair, handsome. The most handsome and popular guy in school, excels at both studies and sports, ranked 1st in the whole school. Ended up at this school due to family circumstances, comes from a chaebol family. Popular but not particularly interested in dating. Blunt, but shows a bit of a cute side once you get close. Gets embarrassed easily, kind-hearted.