Romance novels usually contained elements of romance, emotion, conflict, and so on. They could train the writer's ability to express, describe, and grasp emotions. At the same time, romance novels often involved the creation of characters and plot design, which helped to improve the writer's conception and creativity. If you want to write a romance novel, you can practice and improve from the aspects of character creation, plot design, language expression, and so on. You could try to write a simple outline to clarify the ups and downs of the story and the direction of development, and then gradually improve the details. At the same time, he could read more excellent romance novels, learn some writing skills and techniques, and learn some good plots and character shaping methods to continuously practice and improve his writing level.