The film Chunking Express consists of two stories told one after the otehr. Each story is about a lovesick policeman recoverinh from a break up and reminiscing over his latest relationship with a woman.

The first story is based in a police officer -He Qiwu- played by  Takeshi Kaneshiro, who is obsessed with the break-up of his relationship with a woman named May and a unexpected love for a woman he meets at a bar, who soon after he falls inlove with, she is also a drug smuggler where a recent deal went pear shaped.

The second stroy is about a police officer who remains un-named in the film but is referred to as Cop 663. who is roused from his dark mood formed over the loss of his flight attendant girlfriend, by the meeting of a quirky and cute snack bar worker.

the film represents loneliness as teh characters live in the hustle and bustle of HongKong yet the all so alone in their lives, all becasue of an ex loved one.