Cast List
Shin Hye-sun
So Si-min
Lee Joon-young
Han Soo-kang
Jung-Woo Park
Go Jin-hyeong
Hyuk-kwon Park
So Yeong-taek
Cha Cheong-hwa
Lee Jae-kyeong
Lee Chan-Hyeong
Lee Kwon-joong
Lee Do-eun
Hye-gyeong
Do Eun-ha
Yang Kyung-jin
Kim Hye-hwa
Han Soo-gang's mother
Bae Hyeon-jun
Byeong-jin
Hyo-hee Dong
English teacher
In-jo Yoo
Doctor
Lee Joong-ok
Seo Sang-woo
Nam Jung-woo
Mathematics teacher
Kyeong-ryong Kim
Principal
Lee Kyu-hoi
Vice-principal
Min-ji Kang
Min-ji
Sang-woo Kim
Park Joong-ho
