Teach You a Lesson is a South Korean action drama series co-written by Lee Nam-kyu, Kim Da-hee, and Moon Jong-ho. Based on the Naver webtoon Get Schooled by Chae Yong-taek and Han Ga-ram, the Netflix series follows the inspectors from the newly formed Educational Rights Protection Bureau as they use unconventional and controversial methods to discipline bullies and delinquent students. Teach You a Lesson stars Kim Mu-yeol, Lee Sung-min, Jin Ki-joo, and Pyo Ji-hoon. So, if you loved the thrilling drama, intense story, and compelling characters in Teach You a Lesson, here are some similar shows you should check out next.
Weak Hero (Netflix)

Weak Hero is a South Korean teen action thriller drama series co-written by Yoo Soo-min and Kim Jin-seok. Based on the Naver webtoon of the same name by Seopass and Kim Jin-seok (Razen), the Netflix series follows Yeon Si-eun, an extremely intelligent student who refuses to be bullied anymore and decides to use his wits to beat the bullies at their own game. Weak Hero stars Park Ji-hoon, Choi Hyun-wook, Hong Kyung, Ryeoun, Choi Min-young, and Lee Min-jae.
Revenge of Others (Hulu)

Revenge of Others is a South Korean teen thriller drama series written by Lee Hee-myung. The Disney+ series follows Ok Chan-mi, a teenager shooting champion who refuses to believe that her twin brother committed suicide. She decides to transfer to his school and find her killer, and soon discovers a boy who also wants justice, but his methods are quite dangerous. Revenge of Others stars Shin Ye-eun, Lomon, Seo Ji-hoon, Chae Sang-woo, Lee Soo-min, and Chung Su-bin.
How to Buy a Friend (Kocowa & OnDemandKorea)

How to Buy a Friend is a South Korean coming-of-age drama series written by Kim Joo-man. The KBS2 series follows Park Chan-hong, a teenage boy who is constantly bullied at school, but things change when he begins a contractual friendship with Heo Don-hyuk, who agrees to protect Chan-hong if he helps him investigate his girlfriend’s suicide. How to Buy a Friend stars Lee Shin-young, Shin Seung-ho, Kim So-hye, Oh Hee-joon, Min Do-hee, and Cho Yi-hyun.
Class of Lies (Tubi & The Roku Channel)

Class of Lies is a South Korean teen thriller drama series written by Jang Hong-Cheol. The OCN series follows Gi Moo-hyeok, a high-profile lawyer, as he decides to go undercover as a substitute teacher, Gi Kang-jae, at an elite private high school to investigate the murder of a female student. Class of Lies stars Yoon Kyun-sang, Keum Sae-rok, Choi Yu-hwa, Lee Jun-young, and Choi Kyu-jin.
Study Group (Rakuten Viki)

Study Group is a South Korean teen action comedy series co-written by Um Sun-ho and Oh Bo-hyun. Based on the webtoon of the same name by Shin Hyung-wook, the TVING series follows Yoon Ga-min, a struggling student with a talent for fighting, attending one of the most violent schools in Korea. He decides to form a study so that he can get into college and protect his fellow groupmates by using his skills. Study Group stars Hwang Min-hyun, Han Ji-eun, Cha Woo-min, Lee Jong-hyun, and Shin Su-hyun.
Juvenile Justice (Netflix)

Juvenile Justice is a South Korean legal drama series written by Kim Min-seok. The Netflix series follows Shim Eun-seok, an elite judge who dislikes juvenile offenders, but when she is appointed judge of a juvenile court, she must put aside her differences in order to deliver justice. Juvenile Justice stars Kim Hye-soo, Kim Mu-yeol, Lee Sung-min, and Lee Jung-eun.
High School Return of a Gangster (Hulu)

High School Return of a Gangster is a South Korean fantasy teen action drama series written by Jeong Da-hee. Based on the manhwa of the same name by Horol, the Lifetime series follows a middle-aged gangster who body-swaps with a bullied teenager after an accident. He soon begins to attend school and uses his experience to beat up the bullies. High School Return of a Gangster stars Yoon Chan-young, Bong Jae-hyun, Lee Seo-jin, Won Tae-min, and Ko Dong-ok.
