Kang Ha-neul
Young-ho
Chun Woo-hee
So-hee
Kang So-ra
Soo-jin
Lee Seol
So-yeon
Lim Ju-hwan
Young-hwan
Lee Hang-na
Mother
Lee Yang-hee
Father
Park Se-hyun
Student
Lee Ye-hwan
Cram School Student
Kim Sung-kyun
Teacher
Ko Gun-han
Jong-guk
Nam Hyeon-woo
Student
Kim Min-seo
Student
Kang Young-suk
Book Worm
Choi Myeong-bin
Young So-hee
W
Won Ji-u
Young So-yeon
Go Woo-rim
Young Young-ho
Lee Tae-young
Teaching Assistant
Woo Jeong-won
Teacher
Ryu Hye-rin
Teaching Assistant
K
Kang Yeong-il
Mid-age
Park Se-hyun
High school girl
Hong Ha-na-im
High school girl
K
Kim Tae-soon
Front row
K
Kang Ian
Student