Total Seasons :1Total Episodes : 10
Two detectives communicate through a walkie-talkie to solve a cold case. One detective exists in the present day, and the other detective exists 15 years in the past. This is a Japanese remake of 2016 tvN Korean drama "Signal" .
Fifteen years after witnessing the kidnapping of a girl at school, Kento hears someone calling his name through a discarded two-way radio.
Air Date : 2018-04-10
Kento determines that the true culprit is a nurse named Keiko Yoshimoto, but she refuses to crack under questioning from Misaki.
Air Date : 2018-04-17
The two-way radio reconnects after the reinvestigation starts. Just as Kento had suspected, Ooyama had been part of the initial investigation in 1997.
Air Date : 2018-04-24
1997. Ooyama learns from Kento that the next victim will be his friend Midori. In 2018, Kento holds his breath for a favorable outcome.
Air Date : 2018-05-01
Kento learns that Ooyama went missing 18 years ago and was later dishonorably discharged. In 1998, Ooyama works on a certain serial larceny case.
Air Date : 2018-05-08
Air Date : 2018-05-15
Air Date : 2018-05-22
Air Date : 2018-05-29
Air Date : 2018-06-05
Air Date : 2018-06-12
(Kento Saegusa)
(Takeshi Ooyama)
(Misaki Sakurai)
(Tsutomu Yamada)
(Shinya Kojima)
(Rika Anzai)
(Ryota Kato)
(Shinnosuke Nakamoto)
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(Kazuo Iwata)
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(Nakajima Reiko [Ryoko's daughter])
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