Shows Like Signal

Detective Park Gwang-ho is chasing a serial killer in 1986 when he stumbles through a tunnel and emerges in 2017. The serial killer's case is still open. His daughter — who was jus…

Both are built around the pursuit of justice in a system that was never built for it. The pacing is tense enough to make you watch through your fingers.

A meticulous 2018 detective is hit by a car and wakes up in 1988 as a young cop in a rural city. Trapped between a time he knows nothing about and a case he can't solve, he must fi…

Both are built around the pursuit of justice in a system that was never built for it. The pacing is emotionally heavy — you'll need to sit with it after.

An emotionless prosecutor and an empathetic detective team up to uncover corruption within the prosecution.

Both are built around the pursuit of justice in a system that was never built for it. The pacing is tense enough to make you watch through your fingers.

Two detectives in a small town become suspects and investigators in a serial murder case linked to the past.

If you loved Signal's mismatched detective duo whose chemistry carries the entire show, Beyond Evil delivers exactly that. At its core, it's about the pursuit of justice in a system that was never built for it. The pacing is a slow-burn dread that accumulates until the weight of it is unbearable.

Detectives Oh Joo-hyun and Kang Do-chang return for a second season, this time investigating a sensational murder case tied to a powerful political figure and a media empire willin…

If you loved Signal's mismatched detective duo whose chemistry carries the entire show, The Good Detective 2 delivers exactly that. At its core, it's about the pursuit of justice in a system that was never built for it. The pacing is a slow-burn dread that accumulates until the weight of it is unbearable.

An elite FBI-trained detective joins Korea's first Missing Persons Crime Investigation Unit, tackling meticulously crafted disappearance cases that reveal the dark psychology behin…

Both are built around the pursuit of justice in a system that was never built for it. The pacing is tense enough to make you watch through your fingers.

A journalist investigating a cold case involving a prominent politician's family disappears. Her younger sister, a civil servant with no investigative experience, starts pulling on…

Both are built around the pursuit of justice in a system that was never built for it. The pacing is tense enough to make you watch through your fingers.

A detective discovers her seemingly perfect husband may be hiding a dark past connected to serial murders.

The pacing is tense enough to make you watch through your fingers.

A news anchor discovers nine incense sticks that each transport him exactly 30 years back to 1992 for 30 minutes. Each trip is a chance to fix a tragedy — but every change ripples …

Like Signal, it leans hard into butterfly effect. The emotional territory — time travel — is the same. The pacing is tense enough to make you watch through your fingers.

A detective investigating a series of staged suicides becomes the primary suspect in her own case when evidence is planted against her. To prove she didn't commit the crime, she ha…

Both are built around systemic corruption grinding down everyone who tries to fight it. The pacing is tense enough to make you watch through your fingers.