'When Prayer Ends' was a suspense novel that revealed the good and evil and complexity of human nature through ingenious arrangements. The novel unfolded from the perspective of the main character, Fang Yuan. After experiencing a series of bizarre events, he gradually unveiled the secrets of the people around him, including their inner thoughts, motives, and choices. The novel's exquisite layout design not only made the plot compact, but also made the readers constantly guess and think during the reading process, causing the readers to reflect and think about human nature. For example, before Fang Yuan found out the truth, the novel kept setting up suspense and mysteries to make the readers full of anticipation and curiosity, but when the truth was revealed, the readers would be shocked and shocked. In addition, the characters in the novel are also very rich. Each character has its own unique personality and motivation. They play different roles in the story. There are good, evil, beautiful and ugly. The description of these characters not only allows the readers to understand the complexity of human nature more deeply, but also increases the tension and appeal of the novel. Therefore, I think that When Prayer Ends is a mystery novel worthy of recommendation, which reveals the good and evil and complexity of human nature through exquisite layout and character portrayals.