A story about the activities of Southeast Asian Mafia gangs in Shinjuku. Ryosuke Kano is an ex French Foreign Legion soldier and is now a cocaine smuggler and dealer. He is acquainted with Larry, a Japanese American, but he turned out to be an undercover cop from New York.

An HK police officer sends his son to America to protect him from the influence of the HK triads. However, his son becomes enmired in Chinatown triad dealings in America and returns to Hong Kong as a marked and wanted man.