In the spring of the second year of Hongwu, Zhang Xian carried his father's coffin back to his hometown and followed his orders to search for his sister who had been missing for eighteen years. Unexpectedly, he learned that her sister had become the concubine of the great ancestor Zhu Yuanzhang. From a poor and homeless boy, he transformed into the first uncle of the Ming Dynasty. With awe and pride, he rushed to Yingtian Mansion, and in the turbulent court, he used wisdom and courage to start his own royal legend.