The anime tells 26 stories related to water management in Chinese history. These include well-known tales from mythology, such as Nüwa Mending the Heavens and Jingwei Filling the Sea, as well as historical accounts like Yu the Great Taming the Floods, Ximen Bao, and Emperor Yang of Sui constructing the Grand Canal. The animation aims to convey the traditional Chinese philosophy of water management, which emphasizes harmony between humanity and nature and the concept of "unity between heaven and humanity."