Many viewers have wondered whether Netflix's Teach You a Lesson is based on a true story. While the K-drama is fictional, several episodes share surprising similarities with real-life Korean cases involving school bullying, teacher harassment, juvenile crime, and academic pressure.

Loved Jin Ki-joo as Im Han-rim in Teach You a Lesson? Here are seven must-watch K-dramas starring the actress, including My Perfect Stranger, Undercover High School, The Secret Life of My Secretary, and more.

From dark school thrillers and emotional medical dramas to workplace rom-coms and action-packed revenge stories, June 2026 is packed with exciting new K-drama releases. Here are the biggest Korean dramas and movies arriving this month and where you can watch them.

Netflix’s Teach You A Lesson is already creating major buzz for its brutal take on school violence, bullying, and collapsing classroom authority. Here’s everything to know about the cast, release date, streaming details, and why the drama is becoming one of 2026’s most controversial K-dramas.