Teach You a Lesson

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
• 
  Kim Jong-soo

  Hwang Gi-tae
• 
  Ahn Ha-young

  Choi Ga-yun
• 
  Lee Bong-joon

  Cho Gyu-cheol