Time travel novels were a common type of online literature. Changing History: The protagonist of a time-travel novel usually uses his ability or opportunity to change the course of history or reinterpret and present history. This novel way of narration could attract the interest of the readers and at the same time provide a new historical perspective for the readers. 2. Exploring a new world: Time travel novels usually bring readers a brand new world where the protagonist can experience all kinds of novel experiences and challenges. This kind of exploration of the unknown world could attract the reader's attention and enhance the reader's adventurous spirit. 3. Shaping the character image: The protagonist of a time-travel novel can usually shape a distinct character image through his own experiences and actions, including personality, motivation, goals, and so on. This kind of personal image could attract the readers 'interest and help them better understand and remember the plot of the novel. 4. Fictional Plot: The plot of a time-travel novel is usually a fictional protagonist who travels back to the past in various accidents and emergencies to start a series of adventures and stories. This kind of fictional plot could attract the reader's interest and enhance the reader's reading experience. The time-travel novel had a unique narrative style and rich plot content, which could attract readers 'interest and provide readers with a new historical perspective and worldview. Therefore, time travel novels became a popular online literature work that was loved and sought after by the majority of readers.