Miniseries · Netflix
Teach You a Lesson
Let us protect you!
Who's in it
Cast
The principal ensemble across the run of the series.
Kim Moo-yul
Na Hwa-jin
10 eps
Lee Sung-min
Choi Kang-seok
10 eps
Jin Ki-joo
Im Han-rim
10 eps
Pyo Ji-hoon
Bong Geun-dae
10 eps
Kim Jong-soo
Hwang Gi-tae
10 eps
Ahn Ha-young
Choi Ga-yun
10 eps
Lee Bong-joon
Cho Gyu-cheol
10 eps
Lee Chan-yong
Kim Gyeong-min
1 eps
Lee Seung-gyu
Ryu Jun-hyeong
1 eps
Jeong Soo-hyun
Park Dae-seok
1 eps
Kim Do-gun
Kim Gwang-su
1 eps
Jeon Bong-seok
Kim Hyeong-ju
2 eps
Ok Jin-uk
Cho In-beom
2 eps
Yoo Tae-joo
Park Seong-hwan
2 eps
Lee Tae-hwan
Jang Kwon-hyuk
1 eps
Seong No-jin
Principal
1 eps
Byun Yun-jeong
Hyeong-ju's mother
1 eps
Kim Chan-hyung
Du-mok
1 eps
Lee Sang-hee
Jung Seon-yeong
2 eps
Park Seo-yun
Han Ye-ri
2 eps
Kim Se-yeon
Jung So-yeong
1 eps
Kwon Hyuk
Ko Yeong-su
1 eps
Lee Si-young
Seon-yeong's friend
1 eps
Jeong Seo-yeon
Yeong-su's wife
1 eps
Park Yong
Principal
1 eps
Seo Dong-hyeon
Oh Jung-hwan
1 eps
Park Bo-bae
Park Hyeon-ju
1 eps
Yoon Woon-yong
Teacher
1 eps
Choi Deok-moon
Cheon Sang-yeol
1 eps
Bae Jun-hyung
Park Hyeon-ung
1 eps
Sim Su-bin
Jung Su-jeong
1 eps
Kim Sun-hoa
Su-jeong's mother
1 eps
Kim Beong-choun
Lee Cheol-myeon
3 eps
Song Si-an
Choi Ji-seon
1 eps
Yoon Hyun-gil
Ji-seon's mother
1 eps
Jang Hee-jung
Lee Young-mi
1 eps
Choi Ja-woon
Kim U-jin
1 eps
Park Ji-yeon
Lee Ji-young
1 eps
Kim Ye-rin
Yeon-seo
1 eps
Kwon Dong-ho
Kim Seok-hyeon
1 eps
The Nutevio profile
TV DNA
How Teach You a Lesson actually feels to watch, measured on the traits our editors track across every series.
Signature profile
Teach You a Lesson reads strongest on Bingeability, Character Depth and Serialized.
How hard it is to stop after one episode.
How fully written and psychologically layered the ensemble is.
How much each hour depends on the one before it.
How much the series is designed to affect you.
How often the series is genuinely funny, by design.
Visual ambition — scale, craft and set-piece filmmaking.
How often an episode ends on a hook you can't ignore.
The sustained pressure the series keeps you under.
The scale, internal logic and texture of the world.
The story
What it's about
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.
The run
Seasons
1 season · 10 episodes.
Season 1 · Complete
Season 1
202610 episodes
8.5IMDbThe National Assembly and the Minister of Education passes the Amendment to the Act on the Protection of Teachers' Rights. With the passage of the law, a new government organization, the Educational Rights Protection Bureau, is formed. Na Hwa-jin belongs to the Educational Rights Protection Bureau. He is sent to a problem school as a supervisor. There, he can educate the students without any restrictions or limitations.
Best episode · S01E06 Episode 6
Where the series peaks
Best Episodes
The hours that define the show, ranked by audience response and editorial signal.
S01E06 · Signature episode
Episode 6
Four juvenile delinquents think they're above the law — until the team takes an interest in their extracurricular crimes and gives a harsh reality check.
S01E07 · Signature episode
Episode 7
Geun-dae goes undercover to help a father find his gambling addict son. To undermine the bureau politically, Hwang Gi-tae visits a juvenile inmate.
S01E03 · Signature episode
Episode 3
When a teen influencer spreads false claims about her teachers, the team's loose-cannon Inspector Im Han-rim steps in to set the record straight.
S01E08 · Signature episode
Episode 8
After a pre-med student collapses in class, Hwa-jin investigates his obsessive mother, whose access to illicit pills hints at a larger conspiracy.
S01E04 · Signature episode
Episode 4
Choi Gang-seok weathers a political attack on his bureau. Hwa-jin's team visits an elite school to uncover why a student attacked a respected teacher.
S01E05
Episode 5
When an elementary school teacher's spirit wears down under pressure, Hwa-jin steps in to be her substitute — turning the tables to solve the case.
Recently aired
Latest Episodes
S01E01
Episode 1
S01E02
Episode 2
S01E03 · Signature episode
Episode 3
S01E04 · Signature episode
Episode 4
S01E05
Episode 5
S01E06 · Signature episode
Episode 6
Behind the series
Created by
Showrunners, creators, executive producers and the writers who set the voice of the series.
The craft
Key Crew
Directing, writing, production, camera, music and editing.
Direction
- Hong Jong-chanDirector
Cinematography
- Yun Ju-hwanDirector of Photography
Music
- Kim Tae-seongOriginal Music Composer
Where to watch
Streaming
Availability verified against regional listings.
- NetflixStreaming
- Netflix Standard with AdsStreaming
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