Search results
Cast
Episode Guide
- 1. Episode 1 Jan 22, 2016
- Police officer Park Hae Young discovers a walkie-talkie that picks up a strange transmission.
- 2. S1 E2 Jan 23, 2016
- The chief of police establishes a cold case team and assigns them to an infamous serial murder case.
- 3. S1 E3 Jan 29, 2016
- As he works to solve the serial murders, Park Hae Young learns the true source of the transmissions.