A round of blood moon, the gate of hell reopens, thousands of ghosts come out, disaster in the world...
Zhao Zijin, an ordinary child, shoulders the important task of sealing the ghost gate.
Han Qianli, as the Ghost King, has the ambition to unify the world.
However, they, who were originally hostile, fell in love.
How should Zhao Zijin choose, where should Han Qianli go, and what kind of disaster should the world experience...