Series synopsis
Teach You a Lesson, also known as 참교육 is a South Korean action & adventure drama comedy television series that premiered on Netflix on June 5, 2026. It ended on June 5, 2026. It was created by Chae Yong-taek, Han Ga-ram. It stars Kim Moo-yul, Lee Sung-min, Jin Ki-joo and Pyo Ji-hoon.
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.
Premise
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.
Premise: Let us protect you!
Cast and characters
Leading cast
- Kim Moo-yul as Na Hwa-jin
- Lee Sung-min as Choi Kang-seok
- Jin Ki-joo as Im Han-rim
- Pyo Ji-hoon as Bong Geun-dae
- Kim Jong-soo as Hwang Gi-tae
- Ahn Ha-young as Choi Ga-yun
- Lee Bong-joon as Cho Gyu-cheol
Guest cast
- Lee Chan-yong as Kim Gyeong-min
- Lee Seung-gyu as Ryu Jun-hyeong
- Jeong Soo-hyun as Park Dae-seok
- Kim Do-gun as Kim Gwang-su
- Jeon Bong-seok as Kim Hyeong-ju
- Ok Jin-uk as Cho In-beom
- Yoo Tae-joo as Park Seong-hwan
- Lee Tae-hwan as Jang Kwon-hyuk
- Seong No-jin as Principal
- Byun Yun-jeong as Hyeong-ju's mother
- Kim Chan-hyung as Du-mok
- Lee Sang-hee as Jung Seon-yeong
Episodes
This series spans 1 season with 10 episodes.
| Season | Episodes | First aired | Last aired |
|---|---|---|---|
| Season 1 | 10 | June 5, 2026 | June 5, 2026 |
| Episode | Title | Air date |
|---|---|---|
| 1 |
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. |
June 5, 2026 |
| 2 |
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. |
June 5, 2026 |
| 3 |
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. |
June 5, 2026 |
Production
Release
| Original network/platform | Netflix |
|---|---|
| First aired | June 5, 2026 |
| Last aired | June 5, 2026 |
| Status | ended |