I'm very happy to provide you with an introduction to the characters in the novel. The following are the introductions of some common characters in novels: Protagonist: Usually the most important character in the novel has a unique personality, experience, and goal. The protagonist is usually the main driver of the story, and their story runs through the entire novel. 2. Villain: Usually a character with a complex personality and motives. Their actions often conflict with the protagonist and try to prevent the protagonist from achieving his goals. Villains often had a strong charm and appeal in novels. 3. Supporting role: Usually a character related to the protagonist but of relatively low importance. Their story is often to support the protagonist or to set off the protagonist. The supporting characters usually had distinct personalities and characteristics that added variety and depth to the novel. 4. Villain: Similar to villains, villains are also characters with complex personalities and motives. Their actions often conflict with the protagonist and try to prevent the protagonist from achieving his goals. 5. Mysterious character: Usually a mysterious character. Their identity and background story are usually not known by the protagonist, but their actions and decisions often have a profound impact on the protagonist. The above are some common types of characters and characteristics. Of course, there are many other types of characters. Each character has its own unique charm and characteristics. You need to choose the right character according to the plot and theme of the novel.