In an imaginary era, the four countries of Jin, Yan, Liang, and Bailan fought for years, and the war continued. Among them, Jin was powerful, and Chu Beijie (played by Zhong Hanliang), the King of Zhenbei in Jin, was far-sighted and brave, and was a figure that the other three countries were extremely afraid of. However, as the saying goes, a good match will meet a good talent. He Xia (played by Sun Yizhou), the son of King Jing'an of Yan, helped the young prince with 8,000 people to withstand the crushing of Chu Beijie's 100,000 troops with the help of Bai Pingting (played by Yang Ying), a smart, beautiful, wise and brave maid. However, King Yan hated He Xia and set up a Hongmen Banquet to frame the Jing'an Palace. During the civil strife, Chu Beijie broke into the Jing'an Palace, He Xia fled in a hurry, and the distressed Bai Pingting was rescued by Chu Beijie. Chu discovered that Pingting was actually the lifesaver he had been looking for for many years. In troubled times, the complicated fate of two men and one woman is tightly entangled... This film is adapted from Feng Nong's novel of the same name.