The story takes place in the distant Western Han Dynasty. During the reign of Emperor Han Yuan, the territory of the Han Dynasty had already expanded to the depths of the Western Regions under the successive conquests of his great-grandfather Emperor Wu of the Han Dynasty. At this time, Huo An (Jackie Chan), the Great Protector of the Western Regions, does not regard himself as a celestial king. He interacts with various countries in the Western Regions in a friendly and equal manner...