Grace Churchill delivers her healthy baby William and is visited by her husband John Stocton and her best friend Linda. When they leave the hospital, they go to the mansion of Grace's mother-in-law Elizabeth Stocton, and not home. Soon Grace feels weird things happening in the house and meets the strange butler Ellsworth. When her friend, Priest, visits her, he feels evil in the house and gives a crucifix to Grace and then he dies. Soon Linda finds a book in a secret room in the house and learns that John and Elizabeth are witches from 1687, but she dies before she can tell to Grace. What will happen to Grace and her baby?