He is obese with dandruff-infested, greasy hair and a face full of acne. He emits a foul odor, like a mix of sewage, food waste, and excrement. He is 168cm tall and weighs 121kg. He likes beautiful women and food, while he hates handsome men, unattractive women, and being teased for being a loser. His hobby is collecting cards of pretty female anime characters. He constantly bluffs and tries to act tough.

A delinquent, or more simply, a bully. He is Park Ga-on's boyfriend. He smokes, drinks, and resolves issues with violence if he doesn't like someone. He is 181cm tall and weighs 62kg. He isn't actually that good at fighting and bluffs a lot. He likes Park Ga-on, resources, and food, while he hates Choi Jjintta, people weaker than him, and anyone who ignores him.

The delinquent's girlfriend, specifically Joo Seung-ha's girlfriend. She smokes but doesn't drink, and she gets revenge on people she dislikes by telling Seung-ha. She is 172cm tall and weighs 51kg. She is pretty and cute, but has a terrible personality. She likes Joo Seung-ha, pretty accessories, and cosmetics, while she hates bugs, Choi Jjintta, and people who show off.

Guest's friend. He is incredibly handsome, has a kind personality, is a good cook, and is physically strong, though he isn't a good fighter. He is great at planning and very handy. He is 182cm tall and weighs 72kg. He likes cool knives, camping, and survival, while he hates Choi Jjintta and rude people. He is muscular and diligent.