Inspector Koo

• 
  E1

  Episode 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.

  2021-10-30 · 72m
• 
  E2

  Episode 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.

  2021-10-31 · 74m
• 
  E3

  Episode 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.

  2021-11-06 · 71m
• 
  E4

  Episode 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.

  2021-11-07 · 69m
• 
  E5

  Episode 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.

  2021-11-13 · 64m
• 
  E6

  Episode 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.

  2021-11-14 · 74m
• 
  E7

  Episode 7

  In a high-stakes game of cat and mouse, Kyung-yi tries to find and stop the deadly plans Yi-kyung has set in place for Ko Dam's public event.

  2021-11-20 · 66m
• 
  E8

  Episode 8

  Yi-kyung's loss plunges her into a world of reckless darkness. Both Yi-kyung and Kyung-yi seek answers on the inexplicable outcome of the event.

  2021-11-21 · 69m
• 
  E9

  Episode 9

  Yi-kyung joins hands with Yong-suk, replacing a down-in-the-dumps Kyung-yi who falls out of favor with the strong-handed director.

  2021-12-04 · 73m
• 
  E10

  Episode 10

  Kyung-yi inches closer to finding out the truth behind the boat party. Yi-kyung tries to escape the suffocating grasp of Yong-suk's control.

  2021-12-05 · 64m
• 
  E11

  Episode 11

  Yong-suk begs for Kyung-yi's help after a video of the yacht party is leaked. Yi-kyung taps a member of Kyung-yi's team for a covert collaboration.

  2021-12-11 · 64m
• 
  E12

  Episode 12

  Santa is held hostage by Yi-kyung, who reveals his identity to a disbelieving Kyung-yi. Yong-suk's plans blow up in her face.

  2021-12-12 · 66m

Top cast

Lee Young-ae

Koo Kyung-yi

Kim Hye-jun

Song Yi-kyung / "K"

Kim Hae-sook

Director Yong

Kwak Sun-young

Na Je-hui

Baek Sung-chul

Santa

Cho Hyun-chul

Oh Gyeong-su

Lee Hong-nae

An Geon-uk