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The Best Episodes of Signal

Every episode of Signal ranked from best to worst. Let's dive into the Best Episodes of Signal!

The Best Episodes of Signal


Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.
  1. 8.5/10(4 votes)

    #1 - How Are You Alive?

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    S1:E8

    Soo-hyun and Hae-young notice a connection between the burglary case and Da-hye, the woman who killed herself twenty years ago.

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    Director:Kim Won-suk
    Writer:N/A
  2. 8.3/10(4 votes)

    #2 - You're Doomed

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    S1:E1

    Profiler Park Hae-young hears a man calling his name through a discarded two-way radio. The voice starts talking about an unsolved crime.

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    Director:Kim Won-suk
    Writer:N/A
  3. 8.2/10(4 votes)

    #3 - Hongwon Dong Case

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    S1:E9

    Hae-young learns that Chi-soo and Jae-han met in 1999 during a case in Inju. After serving time for the crime, Hae-young's brother had killed himself.

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    Director:Kim Won-suk
    Writer:N/A
  4. 8.0/10(4 votes)

    #4 - We Still Have a Chance

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    S1:E2

    The statute of limitations is lifted after the suspect's arrest. Hae-young joins Soo-hyun's team for the newly established cold case squad.

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    Director:Kim Won-suk
    Writer:N/A
  5. 8.0/10(4 votes)

    #5 - We Can Prevent the Killings

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    S1:E3

    Reality changes after Hae-young exchanges information with Jae-han. Hae-young tries to work together with Jae-han in 1989 to prevent the next murder.

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    Director:Kim Won-suk
    Writer:N/A
  6. 8.0/10(4 votes)

    #6 - Catch Him by All Means

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    S1:E6

    Seeking vengeance for the events that lead to the death of his daughter, Kyung-tae commits a kidnapping after getting out of prison for burglary.

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    Director:Kim Won-suk
    Writer:N/A
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  8. 8.0/10(4 votes)

    #7 - The Case Was Manipulated

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    S1:E12

    Hae-young becomes a suspect for the murder of Chi-soo. Jae-han realizes who the principle offender of the attack on Hye-seung is.

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    Director:Kim Won-suk
    Writer:N/A
  9. 8.0/10(4 votes)

    #8 - If You Don't Give Up

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    S1:E16

    Hae-young is in critical condition after being shot while meeting with Sung-bum. In 2000, Jae-han has been captured by Bum-joo.

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    Director:Kim Won-suk
    Writer:N/A
  10. 7.8/10(4 votes)

    #9 - We Found the Killer

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    S1:E4

    The ninth victim is Won-kyung, the woman Jae-han loves. A driver turns himself in, but Soo-hyun and Jae-han determine that his son is the real killer.

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    Director:Kim Won-suk
    Writer:N/A
  11. 7.8/10(4 votes)

    #10 - We Must Dig Deeper

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    S1:E7

    Jae-han arrests Se-kyu for the serial burglary case, but the culprit is freed after serving a short sentence; Kyung-tae still commits murder.

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    Director:Kim Won-suk
    Writer:N/A
  12. 7.8/10(4 votes)

    #11 - Someone Has to Stop the Bad Guys

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    S1:E10

    The bodies discovered in the mountains appear to be more victims of the 1997 serial murder case. Jae-han learns that Soo-hyun became team leader.

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    Director:Kim Won-suk
    Writer:N/A
  13. 7.8/10(4 votes)

    #12 - The Real Assailant

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    S1:E13

    Soo-hyun and the others mourn after confirming that the remains belong to Jae-han. Hae-young learns that Jae-han used to look after him in the past.

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    Director:Kim Won-suk
    Writer:N/A
  14. 7.8/10(4 votes)

    #13 - Is It Really You?

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    S1:E15

    Hae-young is arrested for the murder of Chi-soo. Soo-hyun hears Jae-han apologizing over the radio for not being able to prevent Sun-woo's death.

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    Director:Kim Won-suk
    Writer:N/A
  15. 7.5/10(4 votes)

    #14 - Not Now, But Maybe In The Past

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    S1:E14

    Hae-young realizes the possibility that his brother could have been murdered after learning from Hye-seung that Sun-woo was not guilty.

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    Director:Kim Won-suk
    Writer:N/A
  16. 7.3/10(3 votes)

    #15 - Changing the Past Alters the Present

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    S1:E5

    Hae-young starts to investigate Jae-han's disappearance. Jae-han's former colleagues get suspicious about seeing Hae-young digging into the past.

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    Director:Kim Won-suk
    Writer:N/A
  17. 7.3/10(4 votes)

    #16 - The One Last Case

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    S1:E11

    Hae-young and Soo-hyun arrest Jin-woo after coming to the conclusion that he is the killer. Hae-young asks Jae-han about the Inju rape case.

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    Director:Kim Won-suk
    Writer:N/A

Best Episodes Summary

"How Are You Alive?" is the best rated episode of "Signal". It scored 8.5/10 based on 4 votes. Directed by Kim Won-suk and written by N/A, it aired on 2/13/2016. This episode scored 0.2 points higher than the second highest rated, "You're Doomed".