Name : Seo Ji Hye aka jihye (You)

Age : 20

Students in seoul university

Name : Lee Minhyuk aka minhyuk

Age : 22

students in konkuk university

Name : Lee Chan Hee aka chunji

Age : 19

students in seoul university

Lee Chan Hee aka chunji really like jihye for first time they attending for register name in Seoul university .Chunji always accompany jihye to hang out or study but him shy to told you that's he's like you one day's his wanna told that's he feeling but you always ignore what he's said cause you always busy with minhyuk.