As an epidemic of a lethal airborne virus - that kills within days - rapidly grows, the worldwide medical community races to find a cure and control the panic that spreads faster than the virus itself.
A woman diagnosed with leukemia meets a Chinese-Scottish sailor who she loses contact with. In order to find him she enlists Worm, a man who runs a “lost and found” business, and the two set out to find what she’s looking for.
May is a martial artist and Chinese medicine practitioner who resides in a temple in Omei mountain. Under the threat of her lovelorn master, Misery, she decides to seek the help of infamous womanizer, Tiger Hung, who she had helped earlier, in order to experience heartbreak and master the "Heartbroken Sword" technique to defeat her.
