The story takes place during the Southern and Northern Dynasties. Xin'er (Tang Yan) was born into the royal family of Beiliang. She was a princess born with a golden spoon. However, an accident caused Xin'er's family to fall into a state of family destruction, and Xin'er had to embark on a journey of escape. On the way, Xin'er met a woman named Li Weiyang (Tang Yan), and her true identity was actually the abandoned daughter of the Shangshu Mansion of the Northern Wei Dynasty. Xin'er's whereabouts were soon exposed. In order to protect Xin'er, the kind-hearted Li Weiyang unfortunately died. After that, the desperate Xin'er replaced Li Weiyang's identity and came to the Shangshu Mansion. Waiting for her there, in addition to a group of insidious and cunning enemies who wanted to destroy the family, there was also the handsome and romantic Tuoba Jun (Luo Jin), and a tangled and tortuous love affair developed between the two. In the end, with the help of Xin'er, Tuoba Jun ascended the throne, and this life-and-death relationship ushered in a happy ending.