At loose ends when a knee injury sidelines her for the dogsled racing season, Jessie Arnold is delighted to accept an invitation to help old friends Laurie and Jim restore an old lighthouse that they are turning into a bed-and-breakfast. In Alaska, though, few journeys are simple; and as Jessie makes her way to Five Finger Island via several short-haul flights, she encounters a young woman called Karen who claims she's fleeing an abusive relationship....