Browse episode ratings trends for Inspector Koo. Simply click on the interactive rating graph to explore the best and worst of Inspector Koo's 12 episodes.
Best Episodes of Inspector Koo
Episode 10
S1 Ep10
8.5
5th Dec 2021
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.
Episode 7
S1 Ep7
8.3
20th Nov 2021
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.
Episode 12
S1 Ep12
8.3
12th Dec 2021
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.
Episode 11
S1 Ep11
8.2
11th Dec 2021
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.
Worst Episodes of Inspector Koo
Episode 1
S1 Ep1
7.2
30th Oct 2021
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.
Episode 3
S1 Ep3
7.7
6th Nov 2021
A news story about a criminal's light sentence establishes the next target for "K," who sets the scene at a bustling university campus.
Episode 4
S1 Ep4
7.9
7th Nov 2021
Santa's chase after "K" puts the team on high alert, especially Kyung-yi. A spooked co-conspirator distances himself from the criminal mastermind.
Episode 6
S1 Ep6
7.9
14th Nov 2021
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.
Inspector Koo Episode Guide
Episode 1
S1 Ep1
7.2
30th Oct 2021
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.
Episode 2
S1 Ep2
8.0
31st Oct 2021
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.
Episode 3
S1 Ep3
7.7
6th Nov 2021
A news story about a criminal's light sentence establishes the next target for "K," who sets the scene at a bustling university campus.
Episode 4
S1 Ep4
7.9
7th Nov 2021
Santa's chase after "K" puts the team on high alert, especially Kyung-yi. A spooked co-conspirator distances himself from the criminal mastermind.
Episode 5
S1 Ep5
8.0
13th Nov 2021
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.
Episode 6
S1 Ep6
7.9
14th Nov 2021
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.
Episode 7
S1 Ep7
8.3
20th Nov 2021
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.
Episode 8
S1 Ep8
8.1
21st Nov 2021
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.
Episode 9
S1 Ep9
8.0
4th Dec 2021
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.
Episode 10
S1 Ep10
8.5
5th Dec 2021
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.
Episode 11
S1 Ep11
8.2
11th Dec 2021
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.
Episode 12
S1 Ep12
8.3
12th Dec 2021
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.
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.
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The best rated episodes of Inspector Koo are:
Episode 10 S1E10 rated 8.4
Episode 7 S1E7 rated 8.3
Episode 12 S1E12 rated 8.3
Episode 11 S1E11 rated 8.2
The lowest rated episodes of Inspector Koo are:
Episode 1 S1E1 rated 7.2
Episode 3 S1E3 rated 7.7
Episode 4 S1E4 rated 7.8
Episode 6 S1E6 rated 7.9
The first episode of Inspector Koo aired on October 30, 2021.
The last episode of Inspector Koo aired on December 12, 2021.
