At last Oscar Caskey and his new bride Elinor move into the beautiful house that was the reluctant wedding gift of Oscar's selfish mother Mary-Love. The house becomes the hub of Caskey family life, causing Mary-Love to resent her daughter-in-law all the more. But the house seems haunted since the moment it was built, and Elinor's sickly young daughter Frances senses a sinister power waiting to be set free.