In Yunmeng, Hubei, a land steeped in the spirit of Chu, the ancient tombs of Shuihudi have lain buried for a thousand years, hiding the secrets of Chu that escaped the flames of Qin. The coded seal script of the Shuihudi Qin bamboo slips, the contract's secret patterns on the Zhengjiahu wooden tablet, and the Chu totems in the ancient tombs by the Fu River all connect to a hidden guardianship scheme sealed away by history.