Season 1
12 episodes · first aired 2022-11-12
| Still | # | Title | Overview | Air date | Rating |
|---|---|---|---|---|---|
 | 01 | Code ZERO 2022-11-12 | On his first day, Detective Jin Ho-gae works jointly with firefighters to resolve a kidnapping case. | 2022-11-12 | 9.7 |
 | 02 | Code TWO 2022-11-18 | The first responders try to stop a suicide attempt, but the case turns out to be more complicated. | 2022-11-18 | 9.0 |
 | 03 | Code YELLOW 2022-11-19 | Ho-gae's house is said to be haunted. He and Do-jin try to solve the mystery that lies in the ashes. | 2022-11-19 | 9.0 |
 | 04 | Code V30 2022-11-25 | A driver is arrested after a hit-and-run accident of a child. A shocking truth awaits. | 2022-11-25 | 9.7 |
 | 05 | Code BLACK 2022-11-26 | Ho-gae starts an undercover operation. He must stop a crisis that may result in mass casualties. | 2022-11-26 | 9.0 |
 | 06 | Code RED 2022-12-02 | An unidentified body is found at the scene of a fire. An unlikely person is held as a suspect. | 2022-12-02 | 8.7 |
 | 07 | Code BLUE 2022-12-03 | Ho-gae identifies a new suspect, while the case becomes evermore ensnared in mystery. | 2022-12-03 | 9.0 |
 | 08 | Code CLEAR 2022-12-09 | Ho-gae reinvestigates a murder case and gets help from Song Seol and Yoon Hong. | 2022-12-09 | 9.7 |
 | 09 | Code PINK 2022-12-10 | Firefighters rush to save a teenage girl attempting suicide. Police find a body of a newborn baby. | 2022-12-10 | 9.3 |
 | 10 | Code AMBER 2022-12-16 | The first responders search for the father of the stillborn child. They then meet a strange patient. | 2022-12-16 | 9.7 |
 | 11 | Code ONE 2022-12-17 | Ho-gae misses Hyun-seo by a second. He and Seol pursue the evasive kidnapper. | 2022-12-17 | 9.3 |
 | 12 | Code F63.1 2022-12-30 | A series of fire incidents occur. Do-jin suspects a chain arson and goes to see Ho-gae. | 2022-12-30 | 9.7 |
Ratings shown are community scores. Once OMDB is wired, these become per-episode IMDB values.