Dayuer (played by Yuan Shanshan) is a princess of Korqin. Although her half-sister Hailanzhu (played by Zhang Meng) has been kept by her side as a slave since she was a child, the two have a deep relationship. In an accident, Dayuer accidentally met Huang Taiji (played by Liu Kaiwei) and Dorgon (played by Han Dong), and developed a love for the big flying eagle Huang Taiji who saved her. At the wedding of her aunt Zhezhe (played by Cai Shaofen), Dayuer learned that the big flying eagle was her uncle. At the same time, the news of the death of Hailanzhu's sweetheart Zhuo Lin came from the battlefield, and the disheartened Hailanzhu was about to be buried by her clansmen. Dayuer brought in reinforcements and rescued her from the fire. The two entered the Qing harem together. At this time, Hailanzhu was instigated by her younger brother Agula (played by Sun Jian) and had the idea of revenge. She used the emperor's love to attack her former relatives, and a harem battle began. And Dorgon, who is getting stronger and has constant scandals with Da Yuer, has become Huang Taiji's thorny eye...