Years after her aunt was murdered in her home, a young woman moves back into the house with her new husband. However, he has a secret that he will do anything to protect, even if means driving his wife insane.
Architect Peter Ibbetson is hired by the Duke of Towers to design a building for him. Ibbetson discovers that the Duchess of Towers, Mary, is his now-grown childhood sweetheart. Their love revives, but Peter is sentenced to life in prison for an accidental killing. Mary comes to him in dreams and they are able to live out their romance in a dream world.