Anna Winslow, her husband Burt and their teenage son have deep roots on Quarry Island. Burt and his brother, Carl, are lobstermen, just like their father and grandfather before them. And while some things on the island never seem to change, Anna's life is about to take some drastically unexpected turns. First, Anna discovers that she has a younger sister, Izzie Jordan. Then, on the day she drives to Portland to meet Izzie for the first time, Carl's...