There’s something about a dog that makes love story a little sweeter. Maybe it’s because our canine companions reflect the best parts of us as humans. Maybe it’s because it’s easier to sympathize with a hero or heroine who goes home to a bundle of fur every night. It could also just be because dogs are fluffy and adorable. Whatever the reason, I’m always ready to fall in love with a book that includes a main character of the canine variety—especially in romance, where the dogs are always treated with respect. If you’re looking for a book that has love, passion, romance, and puppies, these five are definitely worth a read. Most Eligible Billionaire by Annika Martin Martin is a master at writing upbeat and offbeat comedies that make me smile from start to finish. In Most Eligible Billionaire, a “dog whisperer” is put in charge of a billion-dollar company thanks to her ability to read the mind of the dog who was recently bequeathed control over it. Naturally, the very wealthy rightful heir doesn’t buy into this plan. (It sounds weird, I know, but Martin totally pulls it off.) Catch of the Day by Kristan Higgans This was the first…