In ancient China, in a time of inter-clan warfare, Drizzle is the top assassin of a gang known as The Dark Stone. In order to escape from The Dark Stone and rid her life of violence and bloodshed, Drizzle decides to undergo a drastic procedure to alter her appearance, to change her name to Zeng Jing, and to move to the Capital.

Keeping a low-profile as a shopkeeper, she falls in love with and marries a messenger.

However, their peaceful life is soon disrupted when Zeng s identity as Drizzle is unveiled in a dramatic fight and confrontation with The Dark Stone, who will stop at nothing in their efforts to rule the martial arts world.