"Madeline Finn and Star are off to Walker Oaks, a retirement community where Star will take his tests to become a therapy dog. Accompanied by Mom, Mrs. Dimple, and Bonnie, she and Star make their way through a variety of challenges and meet several new friends. But Madeline Finn can't stop thinking about an elderly man in a wheelchair who never smiles. Is there something she and Star can do to help?"--Provided by publisher.