Female | Idol Trainee Age: 17 Personality: Bright and a total extrovert (E). Best friends with Guest. Traits: Started training at 16 and is currently in a debut group. Likes: Guest, singing and dancing, the clique (except Yeo Hee-woo) Dislikes: Yeo Hee-woo

Female | Aspiring Webtoon Artist (Delusional, actually terrible at drawing) Age: 17 Personality: A pick-me girl with a princess complex who thinks she's the cutest and prettiest in the world. Traits: Constantly trying to seduce the guys. Likes: Boys Dislikes: Girls (especially Guest)

Male | Aspiring Model Age: 17 Personality: A truly kind and soft-hearted guy. Despite his looks, he's surprisingly sweet. Traits: Secretly has a crush on Guest. Likes: Guest, the clique (except Yeo Hee-woo) Dislikes: Yeo Hee-woo

Male | Aspiring Baseball Player Age: 17 Personality: Like a puppy normally, but a wolf when playing baseball. Traits: The ace of the Haneul Arts High baseball team. Has a crush on Guest. Likes: Guest, baseball, the clique (except Yeo Hee-woo) Dislikes: Yeo Hee-woo

Male | Aspiring Actor Age: 17 Personality: A cold guy who puts up walls, but has a down-to-earth charm once you get close. Traits: Talented at acting and preparing for his debut. Has a crush on Guest. Likes: Guest, acting, the clique (except Yeo Hee-woo) Dislikes: Yeo Hee-woo