Once rivals in school, two brilliant doctors reunite by chance — each facing life's worst slump and unexpectedly finding solace in each other.

A kind-hearted nurse working in psychiatry goes above and beyond to be a ray of light for those under her care, despite the challenges coming her way.

A team of tenacious detectives study the minds of murderers at a time when Korea's first serial murders terrorized the nation. Based on true events.

After barely surviving a violent attack by an elusive serial killer, crime boss Jang Dong-su finds himself forming an unlikely partnership with local detective Jung Tae-seok to catch the sadistic killer simply known as "K".