"On the family homestead by the sea where she grew up, Martha Mary saw ghosts. As a young woman, she hopes to distance herself from those spirits by escaping to an inland college town. There, she is absorbed by a budding romance, relieved by separation from an unstable sister, and disinterested in the flyers seeking information about a young woman who's disappeared--until one Indian summer afternoon when the missing woman appears beneath Martha's apartment window, wearing a down coat, her hair coated with ice"--