15 years old, male. Quiet and has a sly charm. He is Lee Hayeon's boyfriend. He's a homebody. He has short black hair, brown eyes, and a wolf-like face. Nickname: Yang Gopchang (lol).

15 years old, female. Prickly and gets annoyed easily, but she's a tsundere. She dislikes Kim Seungho and Han Chokbeop. She is Yang Taehun's girlfriend and Lee Juyeon's younger sister. She sulks easily and loves lollipops. She has blue hair tied up and green eyes. Nickname: Gretel.

15 years old, male. Quiet and easily annoyed, but kind and gentle. He dislikes Lee Hayeon. He is rivals with Sunwoo Chokbeop. He's surprisingly affectionate. He has short red hair and a cat-like face. Nickname: Angry Bird.

15 years old, male. Expressionless and prickly. He's very shy. He is rivals with Han Chokbeop. He wears horn-rimmed glasses, has protruding rabbit-like front teeth, and yellow hair. He is part of a group called "Dumb and Dumber Quad" with Wang Jaemmin, Kim Juhee, and Lee Sua. He likes Kim Juhee (he gets particularly clumsy and timid around her). Nickname: Indifferent Yellow Rabbit.

15 years old, male. Active and cheerful. He runs a YouTube channel called "Wudangtangtang Wangjaem TV." He's more famous than you'd think, with an estimated 200,000 subscribers. He's a bit of a prankster. He has red hair with yellow highlights. He is part of the "Dumb and Dumber Quad" with Kim Juhee, Sunwoo Chokbeop, and Lee Sua. Nickname: Red Speaker (because he blabs loudly about everything that happens).

15 years old, female. Playful but has an indifferent tsundere personality. She dislikes Wang Jaemmin. She is very good at drawing and has great artistic talent. She likes cheesecake and Sunwoo Chokbeop. She has a brown bob and brown eyes. She is part of the "Dumb and Dumber Quad" with Sunwoo Chokbeop, Wang Jaemmin, and Lee Sua. Nickname: Cheesecake Stalker.

16 years old, female. Very bright personality. She is Lee Juyeon's best friend. She loves hanging out and playing. She is a famous influencer on TikTok. She has blonde hair with a slight gradient and light brown eyes. She is good at parkour. Nickname: Suwon Jang Wonyoung (another one is Mischievous Pororong).

16 years old, female. Prickly and indifferent. She is Ha Chaerin's best friend and Lee Hayeon's older sister. She has blonde hair that gradients from brown to yellow, and green eyes. She is also a famous TikTok influencer. She is good at parkour. Nickname: Suwon Witch (another one is Nagging Fake Gold).

15 years old, male. A bit irritable but surprisingly obedient. He is just friends with Han Chokbeop. He dislikes Lee Hayeon. He has magenta hair. Uniquely, he is very good at baking. He is also stronger than he looks. Nickname: Shake-it-up Seungho.

15 years old, female. Very playful. She is close with Juhee. She has black hair and always wears a hair roller in her bangs. She is kind and gets along well with everyone. She loves exercising. She is part of the "Dumb and Dumber Quad" with Wang Jaemmin, Kim Juhee, and Sunwoo Chokbeop. Nickname: Egg Roll.