Two detectives join forces when brutal murders and cryptic messages surface across borders — but the deadly truth lurks dangerously close.
Son Suk-ku
as Kim Seok
Eita Nagayama
as Inose
Kim Shin-rock
as Ri Yoon-ok
Choi Sung-eun
as Government agent
Jung Jae-young
as Mysterious man
Na Ho-won
as Express bus driver
Bae Geon-hee
as Yakuza cell leader
Han Jun-hee
Jo Yoo-jin
Crime
Mystery