Inspector Koo
A never-before-seen inspector.
A reclusive ex-cop reenters the game as an insurance investigator, searching for clues in crime scenes perfectly staged by a serial killer in her midst.
Cast spotlight
Jump into full cast pages for bio, socials, and recent work.
Ep 1Episode 1
In need of a big win at work, Na Je-hui plays on Koo Kyung-yi's strengths and weaknesses to enlist her help on a missing person's case.
Ep 2Episode 2
Kyung-yi suspects there's more to this accident than meets the eye. Reuniting with an old classmate, Song Yi-kyung hears about a former teacher's fate.
Ep 3Episode 3
A news story about a criminal's light sentence establishes the next target for "K," who sets the scene at a bustling university campus.
Ep 4Episode 4
Santa's chase after "K" puts the team on high alert, especially Kyung-yi. A spooked co-conspirator distances himself from the criminal mastermind.
Ep 5Episode 5
Jung Jeong-yeon thinks back to a traumatic incident in her niece's past. Following a hunch that "K" might leave the country, Kyung-yi's team sets a trap.
Ep 6Episode 6
Kyung-yi sifts through Yi-kyung's playbooks to find out the next target. An outcast's account takes the team to an IT company headed by a public figure.
JTBC
KR
