There are several recommended novels about the female protagonist turning into a cat and experiencing love. One of them is "是個(gè)人都知道我喜歡你" which is a modern romance novel about marriage and love. The female protagonist, Su Yuan, suddenly turns into a small cat and embarks on an interesting story with her crush. Another novel is "貓大佬總想撩影帝," a modern romance novel where the female protagonist turns into a cat in an accident and encounters a famous actor. Unfortunately, the provided search results do not contain any more specific recommendations for cat romance novels.