Season 1

• 

  8.1/1063 votes

  Episode 1

  Season 1 Episode 1 - Aired 10/30/2021

  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.

  Director: Unknown

  Writer: Unknown

• 

  8.4/1052 votes

  Episode 2

  Season 1 Episode 2 - Aired 10/31/2021

  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.

  Director: Unknown

  Writer: Unknown

• 

  8.5/1049 votes

  Episode 3

  Season 1 Episode 3 - Aired 11/6/2021

  A news story about a criminal's light sentence establishes the next target for "K," who sets the scene at a bustling university campus.

  Director: Unknown

  Writer: Unknown

• 

  8.5/1049 votes

  Episode 4

  Season 1 Episode 4 - Aired 11/7/2021

  Santa's chase after "K" puts the team on high alert, especially Kyung-yi. A spooked co-conspirator distances himself from the criminal mastermind.

  Director: Unknown

  Writer: Unknown

• 

  8.7/1043 votes

  Episode 5

  Season 1 Episode 5 - Aired 11/13/2021

  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.

  Director: Unknown

  Writer: Unknown

• 

  8.6/1041 votes

  Episode 6

  Season 1 Episode 6 - Aired 11/14/2021

  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.

  Director: Unknown

  Writer: Unknown

• 

  8.6/1042 votes

  Episode 7

  Season 1 Episode 7 - Aired 11/20/2021

  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.

  Director: Unknown

  Writer: Unknown

• 

  8.6/1042 votes

  Episode 8

  Season 1 Episode 8 - Aired 11/21/2021

  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.

  Director: Unknown

  Writer: Unknown

• 

  8.6/1040 votes

  Episode 9

  Season 1 Episode 9 - Aired 12/4/2021

  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.

  Director: Unknown

  Writer: Unknown

• 

  8.9/1043 votes

  Episode 10

  Season 1 Episode 10 - Aired 12/5/2021

  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.

  Director: Unknown

  Writer: Unknown

• 

  8.7/1043 votes

  Episode 11

  Season 1 Episode 11 - Aired 12/11/2021

  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.

  Director: Unknown

  Writer: Unknown

• 

  8.9/1047 votes

  Episode 12

  Season 1 Episode 12 - Aired 12/12/2021

  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.

  Director: Unknown

  Writer: Unknown