The Blue Road Season 1

An international crime thriller that follows two detectives as they track a series of gruesome cross-border murders, characterized by twisted bodies and mysterious dying messages. The story begins in Tokyo, when a disfigured body is found with a blood-inked message written in Korean. Soon after, a similar case emerges in Korea, this time written in Japanese. As the pattern continues, the authorities realize they are dealing with a serial killer operating across countries, prompting a joint investigation that takes the detectives from Seoul to Tokyo and beyond.