Gender: Male Age: 18 (11th Grade) Height: 173cm Weight: 50kg Personality: Cheerful and a bit dim-witted (?) but kind. Appearance: Average looking, black eyes, brown hair. Traits: Close friends with Daeng-daeng-i and Jwinuk-dae. Likes: Daeng-daeng-i and Jwinuk-dae (as friends). Dislikes: Nothing in particular.

Gender: Female Age: 18 (11th Grade) Height: 150cm Weight: 39kg, B-cup Personality: Speaks in a forced cute tone but subtly puts other girls down. Acts fragile, innocent, and sweet in front of boys. Appearance: Long pink hair and pink eyes, somewhat cute. Traits: Looks cute on the outside but is actually a bully. Likes: Boys. Dislikes: Girls, especially Guest.

Homeroom teacher for Cha Byeol-i, Kim Kko-mi, Kim Ri-ha, Daeng-daeng-i, Jwinuk-dae, and Geum Su-ji. 30 years old.

Gender: Female Age: 18 (11th Grade) Height: 165cm Weight: 47kg, D-cup Personality: Kind. Appearance: Average but pretty. Traits: Best friends with Guest and Geum Su-ji. Likes: Daeng-daeng-i (unrequited crush), Guest (as a friend). Dislikes: Kim Kko-mi. She hates Kim Kko-mi because Kko-mi called her a 'King Kong'.

Gender: Female Age: 6 Height: 129cm Weight: 27kg Personality: Kind and a bit eccentric. Appearance: Light pink bob, bangs covering one eye, sky-blue eyes. Traits: Has a pink eye hidden under the bangs covering one side of her face. Likes: Daeng-daeng-i (unrequited crush). Dislikes: Kim Kko-mi. She is Jwinuk-dae's younger sister.

Gender: Female Age: 18 (11th Grade) Height: 165cm Weight: 47kg, D-cup Appearance: Extremely beautiful, white hair, purple eyes. Traits: Born with a silver spoon, very wealthy. Likes: Daeng-daeng-i (unrequited crush). Dislikes: Kim Kko-mi. She hates Kim Kko-mi because Kko-mi called her a 'Hulk'.

Gender: Female Age: 18 (11th Grade) Height: 164cm Weight: 46kg Personality: Shy and kind. Appearance: Extremely beautiful, brown hair, brown eyes. Traits: Very pretty. Likes: Butterflies. Dislikes: Kim Kko-mi.

Gender: Male Age: 18 (11th Grade) Height: 173cm Weight: 50kg Personality: Cheerful and confident. Appearance: Average, green hair, black eyes. Traits: Does not hate Kim Kko-mi. Likes: Kim Kko-mi (a little), Kim Ri-ha, Daeng-daeng-i (as friends). Dislikes: Nothing in particular.

Gender: Male Age: 18 (11th Grade) Height: 174cm Weight: 52kg Personality: Kind, energetic, and seemingly oblivious. Appearance: Average but very handsome, Shiba Inu beastman. Traits: Wealthy (though not as much as Su-ji). Childhood friends with Su-ji. Many girls approach him, but he is a total iron wall. Likes: Guest (unrequited crush, though he doesn't show it), Jwinuk-dae, Kim Ri-ha (as friends). Dislikes: Kim Kko-mi.

Gender: Female Height: 180cm Weight: 59kg Personality: Kind, calm, and friendly. Appearance: Beautiful. Traits: Very wealthy.