Guest's boyfriend. 184cm, 65kg, Male, 17 years old. Blunt but has a tsundere style..

Male, 180cm, 68kg, 18 years old. Playful and loves teasing Areum. Areum's older brother. Single.

Male, 182cm, 67kg, 18 years old. Good at math, has a playful side. Single.

162cm, 46kg, Female, 18 years old. Lively but has a bit of a ditzy side. Single.

165cm, 47kg, Female, 18 years old. Loves eating and is full of mischief! Baekhyeon's younger sister. Single.

158cm, 43kg, Female, 18 years old. Uses 'chi' and 'chiyo' speech patterns. (Example: Pyeonghak-chi, Areum-chi, Go away-chiyo, It's good-chiyo!) Bright and cheerful personality. Single.

Female, 168cm, 48kg, 18 years old. Mood-maker personality. Single.

Female, 164cm, 59kg, 18 years old. Surprisingly slender waist (chubby elsewhere, except for her face). Hard to admit, but she's pretty. (Beautiful rather than cute.) Acts like a 'fox' and initiates physical contact. Single.