PlotNest
US
Poster for Teach You a Lesson

TV series

Teach You a Lesson

Original title: 참교육

Let us protect you!

2026 · TV-MA · 1 season · 10 episodes

Created by Chae Yong-taek and Han Ga-ram

9.4

TMDB audience score
1,007 votes, out of 10

Trailer Where to watch

Synopsis

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.

About 11h 40m to watch every episode. An estimate: 10 episodes at the typical episode runtime of 70 minutes.

Where to watch

Official options in the United States:

Subscription

  • Netflix
  • Netflix Standard with Ads

All options on TMDB

Where-to-watch data is provided by JustWatch through TMDB. It differs by country and changes over time, so confirm with the service before paying. PlotNest does not host or stream anything.

Find more stories like this Story Finder opens with the same format, genre and decade, so you can add a mood or a minimum score.

Trailer

Play trailer: Official Trailer [ENG SUB]

The preview image comes from YouTube. The player loads only after you press play.

Main cast

  • Kim Moo-yul
    Na Hwa-jin
    10 episodes

  • Lee Sung-min
    Choi Kang-seok
    10 episodes

  • Jin Ki-joo
    Im Han-rim
    10 episodes

  • P.O
    Bong Geun-dae
    10 episodes

  • Ahn Ha-young
    Choi Ga-yun
    9 episodes

  • Kim Jong-soo
    Hwang Gi-tae
    9 episodes

  • Lee Bong-joon
    Cho Gyu-cheol
    9 episodes

  • Lee Yeo-jin
    Anchor
    7 episodes

  • Baek Ji-hye
    Gi-tae's Assistant
    4 episodes

  • Choi Jae-sup
    Prison Officer Kang (uncredited) (archive footage)
    4 episodes

  • Jin Si-won
    Reporter 3
    4 episodes

  • Kim Eun-hee
    Reporter 4
    4 episodes

  • Kim Beong-choun
    Lee Cheol-myeon
    3 episodes

  • Lee Seo-han
    Seo Beom-su
    3 episodes

  • Lee Ho-cheol
    Reporter 1
    3 episodes

  • Song Seon-hyo
    Reporter 2
    3 episodes

  • Jeon Bong-seok
    Kim Hyeong-ju
    2 episodes

  • Ok Jin-uk
    Cho In-beom
    2 episodes

Seasons