Gap Dong

In the small town of Iltan, a string of brutal murders takes place, leaving the community in shock. Seventeen years later, Moo-yeom, a determined detective and son of the accused killer, is determined to uncover Gap-dong's true identity and bring him to justice. As new clues emerge and the investigation unfolds, Moo-yeom must confront his own demons and confront the possibility that Gap-dong may still be out there, waiting to strike again.

You can stream Gap Dong on: Tubi

Some TV shows that have similar genres and were produced around the same time as Gap Dong include Evil, High Potential, Ripper Street, The Crow Girl, The Capture, True Detective.