Teach You a Lesson S1E9 — Episode 9
8.5

Episode 9

8.5/10 · 2,084 votesJun 5, 202667 min

Ranked #8 of 10 in Season 1•−0.1 vs season avg

Discussion

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.

Seasons1

Season 1 Episodes10

Cast4

Kim Moo-yul

Kim Moo-yul

Na Hwa-jin

Lee Sung-min

Lee Sung-min

Choi Kang-seok

Jin Ki-joo

Jin Ki-joo

Im Han-rim

P.O

P.O

Bong Geun-dae

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Episode Summary

"Episode 9" is episode 9 of Teach You a Lesson season 1. It scored 8.5/10 from 2,084 votes, ranking #8 of 10 episodes this season (season average 8.6). It aired on June 5, 2026.