 When the ailing Kwan makes Nick his protégé, Nick cannot help but sway before money and power and starts to perform his role like a real drug trafficker.This, together with his affair with heroin-addict Fan, causes Nick to become more and more confused about his true identity, and eventually leads to a disastrous end.The film begins with a scene in a dark isolated rundown apartment building, showing a heroin addict living poorly with her young daughter.