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“Let us protect you!”

About 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.

Teach You a Lesson runs for 1 season, created by Chae Yong-taek and Han Ga-ram. Every episode page keeps the show's order, so you can watch from the pilot to the finale without hunting for the next link. Episodes are bought individually for 1 credit.

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Episodes

Season 1 · 10 episodes

Episode 1

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.

2026-06-05 52m★ 8.0Now playing

Episode 2

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.

2026-06-05 57m★ 8.0

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.

2026-06-05 72m★ 8.5

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.

2026-06-05 68m★ 8.6

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.

2026-06-05 66m★ 8.7

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.

2026-06-05 69m★ 8.8

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.

2026-06-05 64m★ 8.6

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.

2026-06-05 60m★ 8.4

Episode 9

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.

2026-06-05 67m★ 8.3

Episode 10

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.

2026-06-05 61m★ 8.0

Season 1

Teach You a Lesson FAQ

How much does it cost to watch Teach You a Lesson?

Episodes cost 1 credit each. Credits are $1 each, so a full season costs the number of episodes in credits. Each episode you unlock stays in your account permanently.

Do I need an account to watch Teach You a Lesson?

Yes. Create an account and add credits before unlocking an episode. Signing up is free and only needs an email and password.

How many seasons of Teach You a Lesson are there?

Teach You a Lesson has 1 season on Cineby, with 10 episodes in total. Start with season 1 below.

Where should I start watching Teach You a Lesson?

Start with season 1, episode 1. The episode list on this page keeps the order, and the player moves to the next episode when one ends.

Can I watch Teach You a Lesson with subtitles on my phone?

Yes. The player includes a CC menu where available, and the whole site is built for mobile. Fullscreen and picture-in-picture are supported.