A former medalist who is now a troublemaker physical educations teacher and a natural born rebel take a satisfying whack at life.
진선규
Si-heon
성유빈
Yoon-woo
Oh Na-ra
Il-sun
고창석
Principal
장동주
Hwan-ju
고규필
Man-deok
김민호
Bok-an
이종화
Gao
Choi Hyung-tae
Bok-co
Cho Jung-hun
Jody
태인호
Song Hee-cheol
차순배
President
