
Series
Signal
Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.
Overview
Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.
Cast
- Lee Je-hoonPark Hae-young
- Kim Hye-sooCha Soo-hyun
- Cho Jin-woongLee Jae-han









