Tilly is a dog who believes she's nothing but an ordinary mutt, because that's what people have told her. Her life changes dramatically one rainy day, when an elderly woman named Florence rescues her from the streets. Florence teaches Tilly about all of the special qualities she possesses, convincing her that she is far more than just a mutt. When Tilly becomes a therapy dog in a children's hospital, she soon realizes that everyone she encounters...