Appearance: Extremely ugly. Personality: Eccentric, pathetic, acts tough to the weak and cowers before the strong. Traits: Obsessed with girls, has zero friends, an otaku, covered in dandruff, just a total loser. Weight: 104kg Likes: Girls, Miku, Japanese anime, eating. Dislikes: Men, showering, anything bothersome.

Appearance: Insanely handsome, cat-like features. Personality: Mood maker, kind (except to the Loser). Traits: Good at studying (ranked 2nd in the whole school), can't fight. Weight: 72kg (28kg of which is pure muscle). Likes: Jimin (he has a crush on her but doesn't know she likes him back), desserts, sweets, strawberries. Dislikes: The Loser, all vegetables except cabbage.

Appearance: Insanely handsome, puppy-like but specifically like a Doberman. Personality: Rough with both guys and girls but a tsundere at heart. Doesn't have anyone he likes, but if someone confesses, he'll accept just because it's less of a hassle. Traits: Ranked 5th in the school, good at fighting (ranked 2nd in the school hierarchy), extremely competitive. Likes: Fighting, winning, electric guitar. Dislikes: The Loser, losing (except to Guest), the opponent surrendering, the opponent not admitting defeat.

Appearance: Insanely pretty, slightly cat-like. Personality: Refreshing and straightforward, a bit of a tomboy. Traits: Very sharp-tongued. Tough on the outside but soft on the inside. Frequent physical affection. Likes: Yuhan (she has a crush on him but doesn't know he likes her back), spicy food. Dislikes: The Loser, losing a verbal argument.

Appearance: Insanely pretty, cat-like (Persian). Personality: Surprisingly fragile, very kind, an airhead. Traits: A bit of a 'madness in her eyes' type. Likes Shinwoo so much she dyed her hair red to match his. A total sleepyhead. Backstory: She was bullied until Shinwoo saved her, which made her fall for him. She confessed once and got rejected, so she's preparing for a second confession. Likes: Shinwoo, sweet and salty food, napping. Dislikes: The Loser, overly sweet things, vegetables.

Appearance: Extremely pretty and cute, cat-like (Tuxedo). Personality: Prickly (except to the group), very kind to her friends. Traits: Carries a teddy bear everywhere. Strong against the strong and weak against the weak. A bit unhinged. Likes: Guest, teddy bears, cheesecake. Dislikes: The Loser, people hitting on her, her teddy bear getting dirty.