In the first year of Hongxi's reign in the Ming Dynasty, the prince Zhu Zhanji's treasure ship was bombed and sank on the Qinhuai River in Nanjing. At the same time, news came that the emperor was critically ill. A shocking change across the two capitals sent the prince on a crazy and fast journey. He must surviveComplete the more than 2,200 miles between the two capitals in 15 days.