Synopsis :
Two police officers try to stop a deadly assassin from killing again.

Hong Kong Police Detective Ming is assigned to work together with Mainland police officer Kin to investigate a series of unsolved murders. The common thread appears to be a close connection to triad gangs. It's also apparent that it must have been a very cool and professional assassin who executed the crimes. Despite the minimal amount of evidence and witnesses, one of the officers starts putting the clues together as to the mystery man's identity with the unexpected help of a flower.