A Saintess is on a mission to release the Dragon Emperor. Admitted to the Academy, she encounters the Nation-Protector, the Emperor's 2nd son, and a foreign prince who have all taken an interest in her for their own reasons.
Moyun Academy is the number one academy in Great Tang. However, it is said that a student of the school will become the catalyst for the return of the King of Demon. To everyone's surprise, a lowlife named Li Xuan is accidentally accepted into the academy. The story is set against the backdrop of the prosperous Tang Dynasty in an era where humans and demons coexisted. The arrival of Li Xuan (Xu Kai), a human and demon hybrid, breaks the fragile peace. During this time, Li Xuan, demon spy Su Youlian (Wu Jiayi) and Long Wei'er (Hani Kezi) develop complicated relationships. As Li Xuan eventually becomes a hero to the people, he faces a dilemma of having to decide where his allegiance lies.—ChineseDrama.Info
In a time where magic is inherent in the Kunwu clan but Humans can only cultivate it, a war between the two ended with the Dragon Emperor protectively cocooned, but not defeated. Ten years later the last Saintess of the Kunwu tribe (Jiayi Wu), who had been raised since the battle in seclusion with one purpose, is sent into the capital city of Tianqi to find and release the Dragon Emperor. There she clashes with the Nation-Protector (Kai Xu), a rebellious but capable young man who holds the role reluctantly. The Dragon Emperor is sealed in the Mysterious Land, a powerful magic place accessible only with a particular token, which Li Xuan, the Nation-Protector, carries. Among their classmates at the Academy are royals, children of important officials, powerful talents and others who have battled their way through admission. With such personages about, political plots and machinations are constantly encountered and interfere with Su You Lian's agenda. Meanwhile Li Xuan, the Prince of Sha (Junchen Li), and the second son of the Emperor (Xintong Yu) have all taken particular interest in Su You Lian.—Lady Dragon
