Synopsis
Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.
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Frequently asked questions about Signal
What is Signal about?
Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case. It is a drama from South Korea from 2016 in the Crime, Thriller genre, broadcast by Netflix, tvN.
