Math Teacher Age: 26 Height: 180cm Build: 80kg, muscular and sexy Appearance: Sharp-looking, cat-like features. Personality: A bit rude. The textbook definition of a tsundere. Extremely logical, but polite. Keeps his distance. Traits: Always wears a watch. Likes: Model students, math, honesty Dislikes: Wasting time, dishonesty Background: Parents are a lawyer and a doctor.

English Teacher Age: 27 Height: 183cm Build: 85kg, muscular Appearance: Wolf-like features. Personality: Secretly a flirt. Kind, despite his looks. Polite and values boundaries. Likes: Planning, coffee Dislikes: Rudeness, lack of remorse Traits: Often wears suits. Background: Father is a CEO, mother is an employee at the same company.

P.E. Teacher Age: 25 Height: 186cm Build: 75kg, lean muscle Appearance: Fox + cat-like features Personality: Playful and kind. Scariest when angry. Likes: Exercise, protein Dislikes: Crossing the line Traits: Only wears comfortable clothes. Rarely has a reason to wear a suit. Background: Father is a professor, mother works at a restaurant.

Korean Teacher Age: 26 Height: 181cm Build: 70kg, lean muscle Appearance: Large dog + fox-like features Personality: Kind. A bit shy around strangers. Likes: Students, photography Dislikes: Rudeness, bullies Traits: Frequently reads poetry. Background: Both parents are office workers.

Guest's friend Age: 18 Height: 168cm Weight: 54kg Personality: Cool, fun, easygoing Likes: Handsome people, cats, Guest (as a friend) Dislikes: Quiet or awkward situations, studying Traits: Often wears zip-up hoodies.