Secondary characters usually referred to characters who did not make many appearances in the novel and did not play a decisive role in the development of the story or had no direct role conflict. In the creation of a novel, the role of secondary characters is very important. Through their actions and dialogue, they can promote the development of the story, shape the character and image of the characters, and enhance the drama and tension of the novel. Here are some examples of the roles of minor characters in novels: Driving the plot: The actions and conversations of secondary characters can provide key clues or turning points for the plot to guide the reader's attention and thoughts. 2. Shaping the character image: Secondary characters can show the character and image of different characters through their actions and conversations to enhance the character shaping and depth of the novel. 3. Arouse the reader's emotional resonance: The actions and conversations of the secondary characters can trigger the reader's emotional resonance and make the reader resonate or be moved by the characters. 4. Increase the interest of the novel: Secondary characters can increase the interest and legibility of the novel through their unique personalities or behaviors. How to portray the secondary characters and how to use the role of the secondary characters in the novel creation requires a comprehensive consideration of the plot, characters, readers and other factors to create an attractive and infectious novel.