Secondary characters usually refer to characters that play a small or unimportant role in the novel. Their role is usually to provide support, foil, or conflict for the development of the plot and the personality and motivation of the main characters, or to shape the novel's environment, atmosphere, etc. In web novels, the role of secondary characters was often used to enhance the emotional resonance of the novel, shape the character's personality, promote the plot development, increase the suspense of the story, and so on. For example, in a science fiction or martial arts novel, the secondary character could be a scientist, an alien, or a mysterious stranger. Their story and character could add mystery and complexity to the entire story, while also providing support for the protagonist's character. Secondary characters played a very important role in web novels. They could add color and depth to the entire story. Through their experiences and personalities, readers could understand the background and atmosphere of the characters and the story.