There are many types of romance novels. You can refer to the following popular types: 1. Modern romance novels: love stories that usually describe the protagonist in a modern city. They usually involve topics such as work, emotional entanglements, family and marriage. 2. Ancient romance novels: They mainly describe love stories in the context of ancient palaces, officialdom, and Jianghu. They usually involve palace conspiracies, power struggles, and the fate of beautiful women. 3. Fantasy romance novels: They mainly describe various myths, legends, fantasy, and other love stories. They usually involve magic, elves, monsters, and other elements. 4. Rebirth romance novels: The main story is about the protagonist's rebirth, returning to the past, changing history and pursuing his love again. The story usually involves elements such as rebirth and time travel. These are just a few of the more popular types. Of course, there are many other types of romance novels that you can choose according to your preferences.