Kim Moo-yul
Na Hwa-jin
Teach You a Lesson (2026)
"LET US PROTECT YOU!"
94%
User
Score
Score
Overview
When respect collapses in schools, unconventional inspectors arrive to set things right — with sharp, no-nonsense lessons you won't find in textbooks.
Top Billed Cast
Videos
![Behind the Scene [ENG SUB]](https://i.ytimg.com/vi/JrZBgVD3DDs/hqdefault.jpg)
Behind the Scene [ENG SUB]
![Official Trailer [ENG SUB]](https://i.ytimg.com/vi/LdezlX84py0/hqdefault.jpg)
Official Trailer [ENG SUB]
![Official Teaser [ENG SUB]](https://i.ytimg.com/vi/eaoy7O0SCn0/hqdefault.jpg)
Official Teaser [ENG SUB]