In the grand halls of the Chinese imperial court, Emperor Xiao Jinyun and Empress Xu Yu constantly clash with their contrasting personalities. A twist of fate occurs when a mishap causes them to swap bodies, compelling them to experience life from each other's perspectives. Faced with unfamiliar roles and challenges, the emperor and empress must grapple with their altered identities, navigate complex court politics, and contend with troublesome concubines. As they adapt to their new circumstances, Xiao Jinyun and Xu Yu discover hidden facets of themselves and develop a profound empathy for one another. Yet, looming dangers threaten their reign both from within and beyond the palace walls. To avoid dire consequences, the imperial astrologer must unravel the mystery behind their body switch before internal discord and external adversaries lead to their downfall.