Businessman Cedric Chan hires ninja Richard Ling (Yasuaki Kurata) to steal a valuable jade horse that he's insured for a large amount of money. On the case is cop Don (Don Wong) who loses his wife when he makes an enemy in the ninja as well as an asskicking insurance agent (Yin Su-Li).

During the Japanese occupation of Shanghai, a Chinese woman trains in the covert arts. When she arrives in Hong Kong, she learns that her brother works on behalf the Japanese cause. She then pulls together a team of women warriors to stop her brother