Release Date

10 Apr, 2018

Runtime

00:54: (HH:MM)

Total Episode/Season

10/1

Synopsis

A Call from the Past, the Call for the Future

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.

Original Title

シグナル 長期未解決事件捜査班