During the Western Han Dynasty, Emperor Wu of Han, Liu Che, sent Zhang Qian to the Western Regions to open up the land Silk Road. Many years later, Liu Che made a strategic decision to open up the Maritime Silk Road. Faced with numerous obstacles, the unknown young man Yi Buquan was appointed as the chief envoy of the Han Dynasty delegation. Various forces in the court, led by Liu Tailiang and Tu Liumen, repeatedly wrestled over this new national strategy for different purposes, and Yi Buquan was also involved in their frequent confrontations. Yi Buquan received life and death assistance from his lover Ziyu and envoy Wang Zhongwu, and led the Han envoys to shoulder the heavy trust of the country, set sail from the starting port of Hepu, spread benevolence and righteousness to the world, repaired the barbarians, benefited friendly countries, and spread the silk and other products of the Han Dynasty and the Chinese civilization to the world. They went through hardships and visited 8 countries including Duyuan, Yilumo, Chenli, and Yibucheng, opening up the world-famous Maritime Silk Road and a great feat unprecedented in history.