Jiang Shu is a graduate student in the history department who accidentally traveled to the Great Qi. Because of her major in history, she knows a lot about the direction of history, and she knows that Qi Changning is a famous demon queen from history. Since her villainy has already been determined by history, Jiang Shu intends to embrace her opponent and be a peaceful licking dog so she can live a good life, but as they come into increasingly close contact she discovers the truth hidden in the history books. It seems that this demon queen is not the way that she thought she'd be.....