A love story that covers adolescent teenagers having trouble deciding the gravity of love and friendship.
세훈
Koh You
조준영
Koh Jun-hee
장여빈
Han So-yeon
Song Jaelim
Dr. Koh
정유진
Han So-yeon (adult)
이승준
Koh You's father
박은혜
Koh You's mother
정혜선
Koh Jun-hee's grandmother
전영인
An Sun-tak
