Cross-dressing and transfiguration novels were common elements in online novels. They usually appeared in fantasy, science fiction, or horror novels. In these novels, the main characters would usually transform or cross-dress to adapt to different environments and identities, and then embark on a series of adventures and challenges. Cross-dressing usually refers to the protagonist changing in appearance, such as becoming another person, animal, or object. Transforming meant that the protagonist would transform into another creature such as a demon, vampire, or zombie. In cross-dressing novels, there were often various magical and technological elements involved. The protagonist needed to learn various skills and magic to transform and cross-dress. At the same time, these novels often had various villains who tried to stop the protagonist's adventure through various means. Cross-dressing and transfiguration novels were very common elements in online novels. Through these novels, readers could explore different worldviews and outlooks on life.