Charles and Lizzie Peterson are very good with puppies. They want one of their own, but their mom has never been ready for them to have one full time. For now, they help take care of puppies that need to find a new home. Lizzie helps out at the local dog shelter and the shelter's newest arrival, Skipper, has a surprise: three newborn puppies! The Petersons decide to foster all four dogs. Will they be able to find just the right home for all of them and can Mrs. Peterson resist even these adorable pups?