The heroine Shen Qingli was banished to the palace as a waiter due to her father's unjust case, and she suffered the infamy of being a disaster star. She is obedient on the surface but secretly observes the situation. Starting from the humblest palace maid, she gradually resolves frame-ups one after another and exposes the palace conspiracy. In the process, she and the suspicious emperor Xiao Jingchen went from testing each other to knowing each other and falling in love, and became involved in the power struggle in the former harem. In the end, she used her wisdom to redress her family's grievances, defeat all hostile forces, become the queen, and assist the emperor to create a prosperous era. There were constant reversals and intense excitement.
