Poppy the Dog has watched her puppies grow up. Poppy wants each of her pups to explore traditions around the world. Poppy has a bag of magical charms. In each book Poppy gives one of the charms to a puppy. Once placed on their collar, the charm takes the pup to a family who is preparing for a special occasion.

In this book, Puppy Frannie is given a magical May basket charm. In whisks her off to Greece where a welcoming family shows her how they prepare for May Day. As Frannie participates in their fun festivities, she begins to wonder what the May basket charm means. Join the pup on her adventure to see if she finds out.