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

Cast:Lee Je-hoon, Kim Hye-soo, Cho Jin-woong, Jang Hyun-sung, Jung Hae-kyun, Kim Won-hae,

Genre:Crime, Mystery, Sci-Fi & Fantasy, Drama,

country:South Korea,

Production:AStory, Studio Dragon, BA Entertainment, Baram Pictures,