During the Great Xia Dynasty, Emperor Xia Yichen was overjoyed to have his daughter Xia Qingwan, but unexpectedly he could hear his daughter's voice. He was shocked to learn that none of his five previous sons were biological, but the result of an affair between the queen and courtiers. The former warmth turned into a sharp blade, and Xia Yichen used his daughter's mind-reading power to uncover the palace conspiracy and eliminate the traitors. Xia Qingwan has been advising her father since she was a baby. Father and daughter work together to stabilize the court and resist foreign enemies. From the eldest princess of the country to the founding empress, Xia Qingwan relied on her intelligence and mind-reading talent to assist her father in creating a prosperous age, and finally took over the important responsibilities of the country, creating a legend in which father and daughter work together to protect the country.