The people from the sea

Diana was drawn instantly to the charming old beach house in the Hamptons, even though it was David's former mistress who had found it for her. Alone one night, Diana was startled from her sleep by soft laughter, voices, eerie piano music--and the Woodhull ghosts: mother, teenage daughter and, Derek, strikingly handsome in his army uniform. They had come back because of Diana. And because their "boating accident" had not been an accident at all--but murder! (book cover description)