This war and wuxia martial arts action movie is about the legendary story of the King Langling, Gao Changgong, who led the army of the North Qi Kingdom and defeated the army of the North Zhou Kingdom. After the war, King Lanling meets a girl, Mulan, and returns to the palace. On the other hand, Grand Master He Shikai uses magic arts to hoodwink the emperor and tries to seize the throne.