An inspector from the Educational Rights Protection Bureau (ERPB) who is authorized by the government to use physical intervention and unconventional methods to discipline delinquent students and reform the educational system.
Kim Moo-yul
Na Hwa-jin
Lee Sung-min
Choi Kang-seok
Jin Ki-joo
Im Han-rim
P.O
Bong Geun-dae
Ahn Ha-young
Choi Ga-yun
No episodes found for this season.
Kim Jong-soo
Hwang Gi-tae
Lee Bong-joon
Cho Gyu-cheol
Lee Yeo-jin
Anchor
Baek Ji-hye
Gi-tae's Assistant
Choi Jae-sup
Prison Officer Kang (uncredited) (archive footage)
