Centers on Captain Manfred who is caught in the line of fire between high levels of corruption and malice. He must solve a brutal murder to prove his partner's innocence and unearth the truth behind Hong Kong's police force. The investigation brings him to an unlikely collaboration with sly, man-of-the-world Inspector Kee from the Narcotics Bureau, whose motives are not what they seem.

An old soldier kidnaps a young general of an enemy state and takes him on a long journey to collect the reward.

When a mysterious death occurs, the lives of five unexpected strangers are suddenly intertwined together. A drug trafficking crime is unveiled, and through the twist and turns of the investigation, their stories unravel, and a bizarre connection is gradually discovered between them. THE EQUATION OF LOVE AND DEATH weaves together three different love stories, examining the different emotional struggles people go through in dealing with pain and lost, and how letting go might just be the hardest thing to do.