Signal
There are those who are born monsters, but there are also those who are made into monsters by people.
Air Date: 1/22/2016
Imdb: tt5332206
Popularity: 40.403
Vote: 8.1/10 (136)
Last Aired: 3/12/2016 12:00:00AM
Next Aired:
Status: Returning Series
Seasons: 1 - Info
Networks: tvN

Overview: 
Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.