Synopsis
In 1986, in a tunnel, a detective was hit his head by a serial killer. When he woke up, again in the tunnel, he was in the year of 2017.
Cast
Choi Jin-hyuk
Han Yeo-wool
Kang Suk-won
Yoon Hyun-min
Jo Hie-bong
Kim Min-sang
Kang Ki-young
Lee Yoo-young
Lee Shi-Ah
Suk Mun
Creator & Executive Producers
Nam Gi-hoon
Yong Hwi Shin
