In "Forbidden Killing" Melinda Chen Man-Ling plays a highly trained swords woman who gets involve in a power struggle between two groups mandarins in the government.

At the end of the Ming Dynasty, the bandit Zhang Xianzhong, fearing that his treasures may be seized by the Manchurians, entrusts his henchman Yun to escort it to Mount Mei for safekeeping. However, Yun has made arrangements with the Manchurian spy Jin to ambush the treasure on the way to Mount Mei.

During the Ming dynasty in China, the coastal areas were rampant. A Wokou who refers himself as the Nippon Ronin (Chan Hung-lit), colludes with the coastal local tyrants of Fujian and Zhejiang Provinces, along with cult religious groups. They occupy Baiyunzhuang and plundered everywhere. Young warrior Fan Chen-tung (Kong Ban) leads a resistance group to retaliate which prompts the Chinese martial world to share the same hatred against the Japanese and tyrants.