The most common reasons for leaving a hole at the end of each chapter were the following: 1. Increase the suspense: Leaving a hole can make the story more interesting and attractive, allowing the reader to generate more guesses and expectations before the end of the chapter to increase the tension and suspense of the story. 2. Leave clues for the subsequent development of the plot: Leaving a hole can leave clues for the subsequent development of the plot, allowing the reader to gradually understand the background of the story, the relationship between the characters, and the development of the plot, and then better understand the meaning of the story. 3. Increase plot reversal: Leaving a hole can make the reader guess and anticipate the plot reversal, making the reader feel surprised and excited, and at the same time, it can also increase the depth and attraction of the story. 4. Increase the complexity of the story: leaving holes can allow readers to understand the complexity and contradictions of the story more deeply. Increase the complexity and thinking value of the story, allowing readers to better understand the meaning and meaning of the story. Leaving traps was a common technique in novel creation. It could make the story more interesting, attractive, deep, and complicated. It could also increase the attraction and tension of the story.