Wong Shu-Tong

A serial murderer has brutally killed several policemen and their pregnant wives. After a quick investigation, the murderer is revealed to be Kit, whom the case's detective-in-charge knows from a previous case. Once upon a time, Kit was an innocent boy in a rural village who also has a crush on naïve high school student Wing. After the death of Wing's grandmother, Kit rescues Wing from a foster care facility, and the two quickly fall in love. However, their romance ends prematurely when a local policeman arrests them. The events that follow lay the seeds for Kit's terrifying path to vengeance.

This is the story of Yan, a young woman haunted by fleeting images of what she believes to be dead people. Told that it is all in her mind by her psychologist Jim, Yan still cannot find any other explanations for her visions. Soon, her suspicions are confirmed when Jim begins seeing the same things she does and the two begin to unravel a mystery that leads to a forgotten past