Terry Dunniva, a retired sea-captain living in Marblehead, Massachusetts, adopts two children, Chrystal and Ned. As the girl grows to womanhood, Terry realizes his fatherly-love had grown to something stronger. He asks her to become his wife. Chrystal, who is in love with her foster-brother, consents rather than destroy Terry's happiness. On the day of their marriage, Ned returns from a long voyage with the intent of making Chrysal his wife. And, he, too, rather than destroy the happiness of his...