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.
Trailers & Videos 2
Official Trailer [ENG SUB]
Official Teaser [ENG SUB]
Episodes
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.
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.
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.
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.
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.
Four juvenile delinquents think they're above the law — until the team takes an interest in their extracurricular crimes and gives a harsh reality che...
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.
After a pre-med student collapses in class, Hwa-jin investigates his obsessive mother, whose access to illicit pills hints at a larger conspiracy.
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.
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.
Cast
Ratings & Reviews
9.5/10
739 votes
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TMDB Reviews
1 month ago
I am completely hooked on Teach You a Lesson. It is rare to find a show that balances a satisfying, high-octane "power fantasy" premise with actual substance.
Every episode feels like a fresh, high-stakes investigation that teaches a new lesson. It’s not just about the action—though Kim Mu-yeol’s performance is brilliant—it’s about the underlying message of finding justice in a broken system. Watching corrupt individuals finally face the consequences of their actions is incredibly cathartic.
The writing is sharp, the pacing is fast, and the emotional stakes keep you invested until the very end. If you’re looking for a K-drama that is as thrill-inducing as it is meaningful, this is well worth your time. Highly recommended!
1 month ago
The series drops viewers into an alternate South Korea where the classroom has completely devolved. Hamstrung by youth-protection laws and terrified of wealthy, hyper-influential parents, teachers have lost all authority. In this vacuum, vicious student gangs and cyberbullies rule with absolute immunity
1 month ago
this is absulate peak. best kdrama of the year or i'd say best drama of this year. highly recommended watch this masterpiece! 💥
ℛ.
TMDB2 weeks ago
There's so much I want to say about this drama. But let's keep it short.
This drama, which explores bullying in schools, left me with mixed feelings. It is both terrifying and sad to realize that perhaps in some places cases of bullying are becoming more and more common. Although in my own place the bullying cases are not that bad (or so I thought). Like the tip of the iceberg, this bullying seems to be a hidden threat for a long time.
But one thing I've realized is that recent bullying cases are truly horrific. It's as if the psychological impact on the victims isn't a problem.
The perpetrators can still live, but the victims? Life feels reluctant.
It's a bittersweet, but bullying between students, teacher-on-student violence, student-on-teacher resentment, and even parental accusations against teachers do exist, and will continue to happen if we can't control ourselves.
And this drama seems to reveal everything (even though it is packaged in a fictional story).
Aside from the bullying things, I personally really enjoyed this drama, especially the interactions between Na Hwajin and Minister Choi. The dry, dad-like comedy was also quite entertaining, making me laugh out loud several times.
When it comes to the acting, I think they all deserve a thumbs up. This drama is a chef's kiss, I guess.