Pawperetto takes readers on an adventure with Carlo, a lonely boy that finds a stray pup and makes every effort to keep him. Despite his parent's initial disapproval, Carlo gets help from his grandmother and local townspeople to heal the stray's wounds, groom, and train him. When all is said and done, his parents are amazed by the transformation and allow Carlo to keep the stray whom they come to call 'Pawperetto.'