A time-travel novel was a story in which the protagonist traveled to a different time and space or world in some way to explore and change history. The common plots of time-travel novels included traveling to ancient times to become the possessor of a historical figure or to become a witness to a historical event, traveling to the future to become a branch of a technological tree or an experimental subject, or to participate in a future social change, etc. Time travel novels had always been very popular in the literary world. On the one hand, they provided readers with a sense of satisfaction in their imagination. On the other hand, they were also loved by the majority of readers because they could bring them a different reading experience and plot stimulation. There were many forms of time-travel novels. Some were pure fantasy novels, some were science fiction novels, and some were a mixture of historical novels and fantasy novels. Different authors and subjects had different styles and characteristics, but they all had one thing in common, which was the pursuit of complexity and variety in the plot, as well as the exquisiteness and depth of the characters.