Signal
Overview
In "Signal," a modern-day detective discovers a mysterious walkie-talkie that connects him to a detective from the past. Together, they collaborate across time to unravel a cold case that has haunted their respective eras. As they share vital clues and insights, their partnership not only seeks justice for unresolved crimes but also reveals the profound impact of their actions on each other's lives. This gripping blend of crime and time-travel keeps viewers on the edge of their seats, exploring the themes of fate and the quest for truth.
Episodes
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1
You're Doomed
Profiler Park Hae-young picks up a discarded two-way radio and suddenly hears a man calling out to him. The voice begins discussing an unresolved case...
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2
We Still Have a Chance
After the suspect is taken into custody, the statute of limitations is removed. Hae-young becomes part of Soo-hyun's team in the newly formed cold cas...
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3
We Can Prevent the Killings
After Hae-young shares crucial information with Jae-han, the fabric of reality begins to shift. Determined to alter the course of events, Hae-young te...
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4
We Found the Killer
Won-kyung, the woman Jae-han cares for deeply, becomes the ninth victim. Although a driver confesses to the crime, Soo-hyun and Jae-han quickly uncove...
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5
Changing the Past Alters the Present
Hae-young begins her quest to uncover the truth behind Jae-han's vanishing. Meanwhile, his old colleagues grow wary as they notice her probing into th...
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6
Catch Him by All Means
Determined to avenge his daughter's tragic death, Kyung-tae resorts to kidnapping shortly after his release from prison, where he served time for burg...
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7
We Must Dig Deeper
Jae-han apprehends Se-kyu in connection with the series of burglaries, but after a brief stint in prison, Se-kyu is released. Meanwhile, Kyung-tae con...
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8
How Are You Alive?
Soo-hyun and Hae-young uncover a link between the recent burglary incident and Da-hye, the woman who took her own life two decades earlier.
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9
Hongwon Dong Case
Hae-young discovers that Chi-soo and Jae-han crossed paths in 1999 while investigating a case in Inju. Following his imprisonment for the crime, Hae-y...
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10
Someone Has to Stop the Bad Guys
In the mountains, more bodies are found, seemingly linked to the serial murder case from 1997. Meanwhile, Jae-han discovers that Soo-hyun has taken on...
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11
The One Last Case
Hae-young and Soo-hyun apprehend Jin-woo, convinced he is the murderer. Seeking more information, Hae-young turns to Jae-han to discuss the Inju rape ...
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12
The Case Was Manipulated
Hae-young finds herself implicated in Chi-soo's murder. Meanwhile, Jae-han uncovers the identity of the main perpetrator behind the assault on Hye-seu...
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13
The Real Assailant
Soo-hyun and the group grieve as they come to the heartbreaking realization that the remains are those of Jae-han. Meanwhile, Hae-young discovers that...
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14
Not Now, But Maybe In The Past
Hae-young comes to the unsettling realization that his brother may have been murdered when Hye-seung informs him that Sun-woo is innocent.
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15
Is It Really You?
Hae-young finds herself in handcuffs, accused of killing Chi-soo. Meanwhile, Soo-hyun listens as Jae-han expresses his regret over the airwaves, lamen...
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16
If You Don't Give Up
Hae-young is in a dire state after being shot during a meeting with Sung-bum. Meanwhile, back in 2000, Jae-han finds himself in the clutches of Bum-jo...
