Chiang Hai

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.

Lee Khan, a high official under Mongolian Emperor Yuan of the Yuan dynasty procures the battle map of the Chinese rebel Chu Yuan-Chang's army. Rebel spies, aided by treachery within Khan's ranks, strive to corner him in an inn.