Cast
Crew
H
Hiro'o Yanagida
Director of Photography
H
Hajime Hashimoto
Director
K
Kôsuke Nishi
Screenplay
T
Takashi Hagiwara
Producer
T
Toyofuku Yoko
Producer
I
Ichiryu Obara
Producer
K
Kasaoki Takahiro
Producer
I
Ishida Mai
Producer
SIGNAL (Japanese) Collection
Two detectives communicate through a walkie-talkie to solve a cold case. One detective exists in the present day; the other detective exists 15 years in the past.