Yunchu, a top student in modern psychology, accidentally traveled to ancient times, became an unpopular concubine in the Hou family, and gained the ability to read minds. In order to survive in the crisis-ridden Hou Mansion, Yun Chu was cautious and used mind-reading skills to seek good fortune and avoid misfortune. She got acquainted with the prince Gu Jingzhi, who looked as gentle as jade but was actually very thoughtful. The two gradually fell in love as they used each other to trust each other. At the same time, Yunchu was also involved in the power struggle in the Hou Mansion, the intrigues in the harem, and the political games in the court. She used her wisdom and mind-reading skills to help the prince seize the throne, resolve the crisis, and finally won love, friendship and respect. In the process, she achieved self-growth and redemption, and also changed the direction of history.