Teach You a Lesson

Name: Teach You a Lesson
Genre: Action & Adventure, Drama, Comedy
Released: 2026-06-05
Rating: 9.4
Cast: Kim Moo-yul, Lee Sung-min, Jin Ki-joo, P.O

ENDED1 Season10 Episodes★ 9.4

Teach You a Lesson is an action-adventure and drama series on Netflix that premiered in 2026, ending after 1 season and 10 episodes.

Never miss an episode of Teach You a Lesson

Get an email the moment a new episode airs — plus alerts if it's renewed or canceled.

NetworkNetflix

First AiredJun 5, 2026

Last AiredJun 5, 2026

GenreAction & Adventure, Drama, Comedy

Runtime70 min

Created ByChae Yong-taek, Han Ga-ram

LanguageKorean

CountrySouth Korea

ProductionGTist, YLAB

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.

WHERE TO WATCH

Netflix

Some links may earn us a commission. Data via JustWatch / TMDB

Cast

Kim Moo-yul

Na Hwa-jin

Lee Sung-min

Choi Kang-seok

Jin Ki-joo

Im Han-rim

P.O

Bong Geun-dae

Seasons & Episodes1 season · 10 episodes

0% complete

The 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.

E1Episode 1

Jun 5, 202652m★ 8.0

Inspector Na Hwa-jin steps into the chaos and takes control of a school plagued by the spoiled son of a powerful politician — to teach him a lesson.

E2Episode 2

Jun 5, 202657m★ 8.1

With unassuming Bong Geun-dae on his side, Hwa-jin uses his special ops skills to handle a school gang and defend a student who just wants to study.

E3Episode 3

Jun 5, 202672m★ 8.5

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.

E4Episode 4

Jun 5, 202668m★ 8.5

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.

E5Episode 5

Jun 5, 202666m★ 8.6

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.

E6Episode 6

Jun 5, 202669m★ 8.8

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.

E7Episode 7

Jun 5, 202664m★ 8.6

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.

E8Episode 8

Jun 5, 202660m★ 8.4

After a pre-med student collapses in class, Hwa-jin investigates his obsessive mother, whose access to illicit pills hints at a larger conspiracy.

E9Episode 9

Jun 5, 202667m★ 8.3

To help a student escape his exploitative friends, Han-rim adopts a new persona to join his circle. Cho Gyu-cheol's return puts the bureau in danger.

E10Episode 10

Jun 5, 202661m★ 8.4

After public backlash hits the bureau, Hwa-jin and his team go rogue to expose a deadly conspiracy led by a violent student-run gang.

About Teach You a Lesson

Teach You a Lesson is an action & adventure, drama, comedy series on Netflix. The show first aired on Jun 5, 2026 and currently has 1 season and 10 episodes. Teach You a Lesson has ended. It has a rating of 9.4/10 based on 985 votes. The cast includes Kim Moo-yul, Lee Sung-min, Jin Ki-joo, P.O. Created by Chae Yong-taek and Han Ga-ram.