Season 1

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  7.9/1068 votes

  Code ZERO

  Season 1 Episode 1 - Aired 11/12/2022

  On his first day, Detective Jin Ho-gae works jointly with firefighters to resolve a kidnapping case.

  Director: Unknown

  Writer: Unknown

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  7.9/1052 votes

  Code TWO

  Season 1 Episode 2 - Aired 11/18/2022

  The first responders try to stop a suicide attempt, but the case turns out to be more complicated.

  Director: Unknown

  Writer: Unknown

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  8.3/1050 votes

  Code YELLOW

  Season 1 Episode 3 - Aired 11/19/2022

  Ho-gae's house is said to be haunted. He and Do-jin try to solve the mystery that lies in the ashes.

  Director: Unknown

  Writer: Unknown

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  8.3/1044 votes

  Code V30

  Season 1 Episode 4 - Aired 11/25/2022

  A driver is arrested after a hit-and-run accident of a child. A shocking truth awaits.

  Director: Unknown

  Writer: Unknown

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  8.3/1047 votes

  Code BLACK

  Season 1 Episode 5 - Aired 11/26/2022

  Ho-gae starts an undercover operation. He must stop a crisis that may result in mass casualties.

  Director: Unknown

  Writer: Unknown

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  8.1/1041 votes

  Code RED

  Season 1 Episode 6 - Aired 12/2/2022

  An unidentified body is found at the scene of a fire. An unlikely person is held as a suspect.

  Director: Unknown

  Writer: Unknown

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  8.4/1037 votes

  Code BLUE

  Season 1 Episode 7 - Aired 12/3/2022

  Ho-gae identifies a new suspect, while the case becomes evermore ensnared in mystery.

  Director: Unknown

  Writer: Unknown

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  8.2/1038 votes

  Code CLEAR

  Season 1 Episode 8 - Aired 12/9/2022

  Ho-gae reinvestigates a murder case and gets help from Song Seol and Yoon Hong.

  Director: Unknown

  Writer: Unknown

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  8.2/1037 votes

  Code PINK

  Season 1 Episode 9 - Aired 12/10/2022

  Firefighters rush to save a teenage girl attempting suicide. Police find a body of a newborn baby.

  Director: Unknown

  Writer: Unknown

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  8.3/1038 votes

  Code AMBER

  Season 1 Episode 10 - Aired 12/16/2022

  The first responders search for the father of the stillborn child. They then meet a strange patient.

  Director: Unknown

  Writer: Unknown

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  8.2/1036 votes

  Code ONE

  Season 1 Episode 11 - Aired 12/17/2022

  Ho-gae misses Hyun-seo by a second. He and Seol pursue the evasive kidnapper.

  Director: Unknown

  Writer: Unknown

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  8.1/1040 votes

  Code F63.1

  Season 1 Episode 12 - Aired 12/30/2022

  A series of fire incidents occur. Do-jin suspects a chain arson and goes to see Ho-gae.

  Director: Unknown

  Writer: Unknown