Unknown Number (series)
时空来电- Production country: China
- Production companies: Tencent Penguin Pictures
- Genre: Mystery, Crime, Sci-Fi & Fantasy
- Release date: 10/23/2019
- Release date of last episode: 2/12/2020
- Series status: Ended
- Seasons count: 1 ( List of episodes )
- Episodes count: 32
Series description
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.
