Kim Ok-vin
Young-eon
Seo Ji-hye
Seon-min
Cha Ye-ryun
Cho-ah
Kim Seo-hyung
Hee-yeon
Lim Hyun-kyung
Hyo-jung
Jeon Yeo-jin
Hwa-jung
L
Lee Eun
Mi-hee
Y
Yoon Young
Hye-sun
S
Seon Ju-yeon
Jin-young
W
Won Ae-ri
Myung-sook
P
Park Yun-gyeong
Eun-ha
K
Kim Pil
Teacher
Kim Jung-young
Young-eon's mother
Kim Bo-mi
Classmater
H
Han Jae-u
Gym teacher