Ah Kam (Michelle Yeoh) is from Mainland China and is trained in kung fu. She becomes a double in Hong Kong. Tung (Sammo Hung) and his partners of the Tung's Family, a stunt man group, cannot work as stuntmen after an ambush. Tung lets Kam try being the stunt director and Kam becomes very popular. Kam married Sam (Jimmy Wong) and moves to Shenzhen to look after Sam's karaoke business. However, being a karaoke manager does not suit Kam. At the same time, Sam is unfaithful and so Kam returns to the movie industry and once again becomes a stuntwoman...