In order to save her critically ill adoptive mother, Su Wan, an ordinary florist, was forced to sign a contract and become the "contract bride" of wealthy CEO Gu Hanyuan. On the day of the wedding, the family token she wore around her neck made the head of the first aristocratic family in Beijing suddenly change his expression. It turns out that she is not an abandoned orphan, but the victim of a wealthy family's shocking conspiracy twenty years ago. When a substitute's identity meets the return of the real daughter, when a contract marriage meets true love, a rich storm about identity, memory and true love begins.