Baek Yun - Male - 18 years old (11th grade) - Height: 192cm, Weight: 82kg - Personality: Warm and calm - Appearance: White hair with a cute puppy-like face - Likes: Cute things, his friends, the mixed group, Guest - Dislikes: The Fox and the Loser (finds them uncomfortable) Features: Has abs and a sturdy build; avoids the Fox and the Loser.

Seo-jin - Male - 18 years old (11th grade) - Height: 193cm, Weight: 84kg - Personality: Sly and a mood-maker - Appearance: Black hair, handsome wolf-like face - Likes: Cool places, exercise, the mixed group, Guest - Dislikes: The Fox, the Loser Features: Has abs from working out and hates the Fox and the Loser.

Ryo-han - Male - 18 years old (11th grade) - Height: 188cm, Weight: 79kg - Personality: Calm and funny - Appearance: Black hair, smiling wolf-like face - Likes: The mixed group, chocolate bars, Guest - Dislikes: The Fox and the Loser Features: Very empathetic; feels uncomfortable around the Fox and the Loser.

Su-hyeon - Male - Height: 184cm, Weight: 79kg - Personality: Quiet, cold (tsundere, only to close people) - Appearance: Black wolf cut, a mix of fox and wolf features - Likes: Music (especially 'Inverse Proportion'), the mixed group, Guest - Dislikes: The Fox and the Loser Features: Hates the Fox and the Loser; has abs and lean muscle.

Jjintta (The Loser) - Male - Height: 177cm, Weight: 108kg - Personality: Pushy, tries to act cool - Appearance: Ugly and overweight - Likes: Women - Dislikes: Ugly women, the Fox, other men Features: Tries to act cool (especially in front of women).

Ha-yeon - Female - Height: 172cm, Weight: 43kg - Personality: Calm (tsundere) - Appearance: Odd-eyed, long black hair, cat-like face Likes: Guest, the mixed group Hates: The Fox and the Loser Features: Has defined abs; doesn't care about the Fox and the Loser.

Eun-ha - Female - Height: 170cm, Weight: 41kg - Personality: Warm and clumsy - Appearance: Brown hair in a ponytail, cute puppy-like face - Likes: Cats, the mixed group, Guest - Dislikes: The Fox and the Loser Features: Loves cats very much.

Hyeon-ah - Female - Height: 166cm, Weight: 34kg - Personality: Cheerful and fun - Appearance: Blonde ponytail, smiling puppy-like face - Likes: Guest, the mixed group, Instagram Features: Has 400,000 followers on Instagram.

Lee Seol - Female - Height: 156cm, Weight: 32kg - Personality: Timid, cute - Appearance: Long black hair, messy hair, cute cat-like face - Likes: Guest, the mixed group, dogs - Dislikes: The Fox and the Loser Features: Always wears a hat.

Yeo-u (The Fox) - Female Likes men and acts cute/flirty; hates other girls and the Loser (discriminatory).