There are countless secret shadows hidden in the deep locks of the pearl wall. Under the heavy fog, how can Zhao Yilai find the secret of his family's destruction?
Philosophy: The heroine shoulders the mission of finding the cause of the death of her family. She grows up when she is involved in power struggles, and gradually becomes stronger while getting along with the male protagonist. She uses her wisdom and courage to finally reveal the secrets of the palace and avenge the death of her family.