The only land on the earth in the future, in Wuji City, experienced a lack of supplies after a pirate fleet's raid. Marine policeman Luo Li led the expedition to search for a new continent. After passing through the dangerous seas, he was helped by the female pirate Hai Ji. After going through the dangerous battle between the huge water monster and the pirate king, he re-embarks on the journey of finding a new land.

The film is inspired by the life of Wu Mengchao, a renowned academician of the Chinese Academy of Sciences and widely known as the “Father of Hepatobiliary Surgery” in China. It portrays the compassion, dedication, and extraordinary medical skill of this legendary doctor, who continued to serve patients well into his nineties.