Signal: Choki Mikaiketsu Jiken Sosahan SP

Other name: シグナル 長期未解決事件捜査班 スペシャル , Signal: Long-Term Unresolved Case Investigation Team Special , Signal: Choki Mikaiketsu Jiken Sosahan Supesharu

Synopsis:

The story begins shortly after the finale episode of the 2018 drama, and then moves to 2020, two years later.

Also known as: シグナル 長期未解決事件捜査班 スペシャル , Signal: Long-Term Unresolved Case Investigation Team Special , Signal: Choki Mikaiketsu Jiken Sosahan Supesharu