Jo I-na finds her uncle murdered beside a puzzle piece but can't explain her presence. Ten years later, as a criminal profiler, she investigates murders where victims are found with similar puzzle pieces.

In the ultimate test of marriage, an agent-turned-househusband gets tangled in a perilous mission with his detective wife, who's clueless about his past.

Following the assassination of President Park in 1979, various military factions wrestle for control during a violent coup in this tense South Korean period action drama.

At work, she's a renowned assassin. At home, she's a single mom to a teenage daughter. Killing? That's easy. It's parenting that's the hard part.

A Korean diplomat is dispatched to Afghanistan when a group of South Korean tourists is taken hostage by the Taliban. When all measures fail and one hostage is killed, he is forced to team up with a special agent to rescue the survivors.

The International Unit and The Domestic Unit of the Korean Spy Agency are tasked with the mission of uncovering a North Korean Spy known as Donglim who is deeply embedded within their agency.

An ordinary entrepreneur joins a secret government mission to capture a Korean drug lord operating in South America. Based on true events.

An assassin goes to Thailand in order to solve a kidnapping case linked to him, and finds himself chased by a man whose sibling he killed.

During the Japanese colonial era, a Korean band leader and his daughter are coerced into being forced laborers on Hashima Island. Based on true events.

When a mysterious disease leads to death and chaos in a mountain village, a policeman with an infected daughter consults a powerful shaman.