In the third year of Yong'an, Emperor Wu was old and wanted to establish a heir apparent. Su Yang, the eldest son of Prince Jiang, had little hope. However, he unexpectedly returned with a victory from the Battle of Haizhou and entered Emperor Wu's field of vision. However, the current situation is complicated and forces from all sides are surging, so things are destined to go wrong. There were many ups and downs on the road to becoming a prince, but fortunately, with the company of the prime minister's concubine Lu Qi, Princess Qingwu of Beidi, friend Shen Yao and many other companions, he finally got his wish after going through many ups and downs.