Through a mysterious Motorola phone, two detectives – one from the present, and the other from 15 years in the past – begin communicating and working together to solve cold cases. This is the Chinese adaptation of 2016 tvN drama Signal.
Through a mysterious Motorola phone, two detectives – one from the present, and the other from 15 years in the past – begin communicating and working together to solve cold cases. This is the Chinese adaptation of 2016 tvN drama Signal.