The Fake Heiress, A True Princess

At the age of eighteen, Mingying first discovers that she is the impostor of the Ministry of Personnel's Vice Minister's family. Later, she learns that she must marry her Mr Right who makes the jade pendant glow in order to survive past the age of eighteen. Mingying mistakenly believes that the eldest brother of the Pei family is her Mr Right and has to painfully part with her childhood sweetheart, Xun Yan. When Mingying returns to the Pei family, where she truly belongs, she gradually realizes that the Pei family is not as simple as it appears to be on the surface. It turns out that Mingying's background is related to a significant event that took place seventeen years ago. Will she be able to successfully survive past the age of eighteen?