Communicating via a walkie-talkie that transcends time, a profiler from 2015 and a detective from 1989 join forces to tackle crimes and injustice.
#1 | 01/22/2016You're Doomed3.9/5 (with 3 votes)
Profiler Park Hae-young hears a man calling his name through a discarded two-way radio. The voice starts talking about an unsolved crime.
#2 | 01/23/2016We Still Have a Chance3.9/5 (with 3 votes)
The statute of limitations is lifted after the suspect's arrest. Hae-young joins Soo-hyun's team for the newly established cold case squad.
#3 | 01/29/2016We Can Prevent the Killings3.7/5 (with 3 votes)
Reality changes after Hae-young exchanges information with Jae-han. Hae-young tries to work together with Jae-han in 1989 to prevent the next murder.
#4 | 01/30/2016We Found the Killer3.9/5 (with 3 votes)
The ninth victim is Won-kyung, the woman Jae-han loves. A driver turns himself in, but Soo-hyun and Jae-han determine that his son is the real killer.
#5 | 02/05/2016Changing the Past Alters the Present3.7/5 (with 3 votes)
Hae-young starts to investigate Jae-han's disappearance. Jae-han's former colleagues get suspicious about seeing Hae-young digging into the past.
#6 | 02/06/2016Catch Him by All Means3.9/5 (with 3 votes)
Seeking vengeance for the events that lead to the death of his daughter, Kyung-tae commits a kidnapping after getting out of prison for burglary.
#7 | 02/12/2016We Must Dig Deeper3.7/5 (with 3 votes)
Jae-han arrests Se-kyu for the serial burglary case, but the culprit is freed after serving a short sentence; Kyung-tae still commits murder.
#8 | 02/13/2016How Are You Alive?4.0/5 (with 3 votes)
Soo-hyun and Hae-young notice a connection between the burglary case and Da-hye, the woman who killed herself twenty years ago.
#9 | 02/19/2016Hongwon Dong Case3.9/5 (with 3 votes)
Hae-young learns that Chi-soo and Jae-han met in 1999 during a case in Inju. After serving time for the crime, Hae-young's brother had killed himself.
#10 | 02/20/2016Someone Has to Stop the Bad Guys3.7/5 (with 3 votes)
The bodies discovered in the mountains appear to be more victims of the 1997 serial murder case. Jae-han learns that Soo-hyun became team leader.
#11 | 02/26/2016The One Last Case3.5/5 (with 3 votes)
Hae-young and Soo-hyun arrest Jin-woo after coming to the conclusion that he is the killer. Hae-young asks Jae-han about the Inju rape case.
#12 | 02/27/2016The Case Was Manipulated3.9/5 (with 3 votes)
Hae-young becomes a suspect for the murder of Chi-soo. Jae-han realizes who the principle offender of the attack on Hye-seung is.
#13 | 03/04/2016The Real Assailant3.9/5 (with 3 votes)
Soo-hyun and the others mourn after confirming that the remains belong to Jae-han. Hae-young learns that Jae-han used to look after him in the past.
#14 | 03/05/2016Not Now, But Maybe In The Past3.7/5 (with 3 votes)
Hae-young realizes the possibility that his brother could have been murdered after learning from Hye-seung that Sun-woo was not guilty.
#15 | 03/11/2016Is It Really You?3.7/5 (with 3 votes)
Hae-young is arrested for the murder of Chi-soo. Soo-hyun hears Jae-han apologizing over the radio for not being able to prevent Sun-woo's death.
#16 | 03/12/2016If You Don't Give Up3.7/5 (with 3 votes)
Hae-young is in critical condition after being shot while meeting with Sung-bum. In 2000, Jae-han has been captured by Bum-joo.
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