Signal (2016)
There are those who are born monsters, but there are also those who are made into monsters by people.
Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.
- First Air Date: 2016-01-22
- Last Air Date: 2016-03-12
- Total Seasons: 2
- Total Episodes: 17
- Network: tvN
- Creator: Kim Eun-hee, Kim Won-suk
