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S1 · E1 · Jan 20, 2023

Mysterious Signal Episode 1

Win received a radio signal from a police officer named Yodchai, reporting the discovery of the body of a suspect in a murder case from 20 years ago. This prompted the investigation team to reopen the case, which is set to expire within 24 hours.

S1 · E2 · Jan 21, 2023

Justice Has an Expiration Date Episode 2

The hunt for the real culprit who murdered young Noina has begun. Lieutenant Win and Inspector Risa must track down the killer before the case reaches its statute of limitations in 24 hours.

S1 · E3 · Jan 27, 2023

Time-Crossing Murder Episode 3

"The Black Case Team" investigates unsolved cases. Wint spoke over the radio with Yodchai again. Wint wondered why Yodchai was investigating an old case where a young woman had been murdered, even though it had happened a long time ago.

S1 · E4 · Jan 28, 2023

Yotchai's Lover Episode 4

Captain Yodchai is imprisoned, and Win informs him that there will be another murder victim-Ruedee, Yodchai's beloved. This forces Yodchai to find a way to escape from his cell and save the woman he loves in time.

S1 · E5 · Feb 3, 2023

We Are in Different Times Episode 5

After Yodchai failed to save his beloved, and after Win closed the Paet Riu case, Win tried to find Yodchai-only to realize that their communication through the radio was taking place in different timelines.

S1 · E6 · Feb 4, 2023

Time-Cross Investigation Episode 6

Yodchai lost contact with Win for six years, while for Win it had only been a week. Yodchai was working on the Manun Prosecutor's house case, and thus he and Win began another cross-time investigation.

S1 · E7 · Feb 10, 2023

If We Could Change the Past Episode 7

Udom, the burglar, sought revenge on the one who caused his daughter's death, but his plan went wrong, and Risa was killed in the explosion instead.

S1 · E8 · Feb 11, 2023

We Shouldn't Contact Each Other Episode 8

Inspector Risa came back to life, but Win no longer wanted to communicate with Yodchai, fearing that if the past changed, the present would face another loss. Meanwhile, the Black Case Team began a new investigation.

S1 · E9 · Feb 17, 2023

The Insider Episode 9

The return of the woman who had already died was connected to Rome, Prosecutor Manun's son, and to evidence of corruption involving the Sinthawee Bridge. Meanwhile, the Black Case Team was being threatened by dark influences.

S1 · E10 · Feb 18, 2023

The Red Bag Killer Episode 10

Win and Yodchai communicated through the radio once again, as Yodchai began investigating a serial killer who suffocated victims by covering their heads with a bag and tightening it until they died.

S1 · E11 · Feb 24, 2023

Memories Episode 11

In the past, Risa was abducted by the killer but managed to escape. She then volunteered to undergo hypnosis to recover her memories once again, to find clues to the killer who was still at large.

S1 · E12 · Feb 25, 2023

My Heavy Wings Episode 12

Risa's recovered memories led her to walk along the streets he once ran through in the past. She eventually arrived at the murderer's house, where she discovered crucial evidence and the final victim.

S1 · E13 · Mar 3, 2023

A Message from the Lake Episode 13

Win pleaded with Yodchai to help with the student gang rape case at Panyatawee School, which was the last case written on Yodchai's note. The case was under the supervision of Inspector Komdech.

S1 · E14 · Mar 4, 2023

Going Home, Son Episode 14

Yodchai began investigating the case, and many things seemed to have been staged. Still, he was determined to fight for justice for Wat, Win's older brother.

S1 · E15 · Mar 10, 2023

The Truth About Rada Episode 15

Win asked Yodchai to stop working on the case, fearing that Yodchai might be in danger. Yodchai insisted on continuing the fight for justice, while Win became a suspect in the murder of Deputy Pakdee.

S1 · E16 · Mar 11, 2023

The Voice of Yotchai Episode 16

Wat wanted to give Yodchai the evidence that would prove his innocence in the gang rape case. Deputy Pakdee, who was supposed to provide crucial evidence to Win, was killed to silence him.

S1 · E17 · Mar 17, 2023

The Wait Episode 17

Wat was killed to keep him quiet, and Win became a suspect in Deputy Pakdee's murder. Risa heard a mysterious radio transmission and provided clues about the case, while also needing to track down Chati, the key culprit.

S1 · E18 · Mar 18, 2023

The Promise Episode 18

In the present world, Win was shot. In the parallel world, Yodchai captured the key culprit, Commissioner Komdech. When Win regained consciousness, he found that current events had changed, and he began searching for Yodchai once again.

S1 · E19 · Mar 24, 2023

Episode 19 Episode 19

S1 · E20 · Mar 25, 2023

Episode 20 Episode 20

S1 · E21 · Mar 31, 2023

Episode 21 Episode 21

S1 · E22 · Apr 1, 2023

Episode 22 Episode 22