Wei Yuan suddenly discovers that he has traveled to the Great Zhou Dynasty, an alternate world where the female emperor is a skilled practitioner of martial arts. One day, while meditating, her soul unexpectedly transfers into the body of Xia Ji. Unaware that the woman in front of him is no longer his wife, Wei Yuan speaks many words against the current emperor, which causes her to harbor thoughts of killing him. However, some of Wei Yuan's ideas and his suggestions for improving the Great Zhou Dynasty make the female emperor listen patiently. Over time, she begins to trust him, and his wisdom and insights bring new perspectives. Together, they face the future of Great Zhou, tackling various challenges and opportunities. As time passes, Wei Yuan and the female emperor grow together, and their relationship deepens. They train together in martial arts, confront difficulties side by side, and work together to reshape the fate of the empire.