The life story of a young man who has been pursuing an impossible love with his straight boyfriend and contemplating on the mortality of his loved ones.

A self-styled accident choreographer, the Brain is a professional hitman who kills his victims by trapping them in well crafted accidents that look like unfortunate mishaps. When the team's next assignment goes disastrously wrong, Brain begins to suspect that someone else has planned an ‘accident’ on them.

The story revolves around three members of a police surveillance squad conducting an investigation into a financial investment group involved in criminal fraud. The focus of the plot, however, is actually on the three officers themselves who stumble upon an opportunity to capitalize on information they gathered during their surveillance.

By a strange twist of fate, dutiful Hong Kong policeman Dan saves the life of the leader of a violent gang of armed robbers. When they commit another crime, Dan is determined to put an end to their activities. He works with the leader, whom the gang had betrayed, to engineer a plan to wreak havoc within the gang and let the gangsters kill one another. But it becomes increasingly obvious to Dan and to his colleagues that Dan is suffering from a severe mental disorder, and Dan finds that instead of upholding the law as a righteous police officer, he has now become a fugitive wanted for murder.

Casting a sword with one's bare hands may sound like a crazy idea to many in the high-tech, digital 21st Century, but not to Fung, a stock broker, who welcomes the assigned task that bears special meaning. When Fung is bequeathed a tattered notebook by his father Lang on his deathbed, his life is turned upside down. Tasked with a heavy undertaking, Fung has to think and look out of the box before rolling up his sleeves to forge the sword. Through the tedious process of annealing and tempering, grinding and cutting, he begins to contemplate the meaning of casting a sword, and of the elusive father and son relationship.