Set in the Tang era, where humans co-exists alongside demons. A man who is of half-human and half-demon blood named Li Xuan broke the temporal peace of the world.

The story follows Li Xuan as he deals with the responsibility of protecting his different bloodlines, as well as his relationship with Su Youling, a spy from the demon tribe and his human lover, Long Wei’er.

The story is set against the backdrop of the prosperous Tang Dynasty in an era where humans have defeated the Great Dragon king. 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 dragon king as well as the clan Kunwu.

The arrival of Li Xuan, a human and Kunwu hybrid; Su You Lian, a saintess; and Long Wei Er, a prince, breaks the fragile peace. During this time all three become entangled in a complicated relationship. As Li Xuan eventually becomes a hero to the people, he faces a dilemma of having to decide where his allegiance lies, with his heart and who he is or with his nation and the people he has known since young?

Here is the Prince Charming in ancient costume! Xu Kai brings you his latest work – an oriental magic epic legend! In that era, human beings and demons coexist in the world. However, the birth of Li Xuan, a child of mixed blood, whose parents are a human and a demon, makes the temporarily peaceful world cease to be peaceful. A big conspiracy is being developed!

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.