Casts
Kim Gyu-ri
as Min-ah
Park Ye-jin
as Hyo-shin
Lee Yeong-jin
as Shi-eun
Gong Hyo-jin
as Ji-won
Kim Jae-in
as Yeon-an
Baek Jong-hak
as Go Hyeong-seok
Maeng Bong-hak
as Biology Teacher
Jung Jin-Gak
as Vice Principal
Lim Seong-eon
as Athletics Member
Ku Hye-Ju
as Athletics Captain
