Misty Inn is up and running, and the Dunlaps have a full house. Willa is thrilled that Kate, her best friend from Chicago, is going to come to Chincoteague for a visit. But it's been a whole year since they've seen each other, and Willa soon realizes their friendship is not as easy as it had once been. Adding to the tension is the fact that a Chincoteague friend, Sarah Starling, is away at camp for the week, not to mention the fact that Ben seems...