All Episode in Season 1
1. You're Doomed2. We Still Have a Chance3. We Can Prevent the Killings4. We Found the Killer5. Changing the Past Alters the Present6. Catch Him by All Means7. We Must Dig Deeper8. How Are You Alive?9. Hongwon-dong Case10. Someone Has to Stop the Bad Guys11. The One Last Case12. The Case Was Manipulated13. The Real Assailant14. Not Now, but Maybe in the Past15. Is It Really You?16. If You Don't Give Up
Signal
Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.
First Release: Jan 22, 2016
Duration: NA
Genres: Crime, Mystery, Sci-Fi & Fantasy, Drama
Country: South Korea
Episodes: 16
Stars: Lee Je-hoon, Kim Hye-soo, Cho Jin-woong
Director: Kim Eun-hee, Kim Won-suk
IMDb: 8.2/10
