Signal — Season 1, Episode 5: Changing the Past Alters the Present
Crime, Mystery, Sci-Fi & Fantasy, Drama • 68 min • 1 season, 16 episodes • ★ 8.2/10
Episode synopsis
Hae-young starts to investigate Jae-han's disappearance. Jae-han's former colleagues get suspicious about seeing Hae-young digging into the past.
About Signal
Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.