The young prince Jin Yuan brought an abandoned child into the palace and named him Lan Xuan. When Lan Xuan grew up, he was born elegantly and excelled at playing the piano. However, he was forced to become a prostitute by Prince Que. After the prince got married, he gave Lan Xuan to the second prince Jinhan. After that, the second prince found his destined person and gave Lan Xuan to the fourth prince... He was hurt again and again and disappointed again and again. Can Lan Xuan find his happiness in the emperor's house?