The Blackwood sisters live alone in the old family estate. Constance has not left the house for six years, although she was acquitted of the murder of her own parents, and Merikat only goes to the town once a week to shop, avoiding meetings with local residents. Isolated from the world, they live in their own dimension until Cousin Charlie shows up at their estate... Mericath must do everything she can to get rid of the stranger and protect her sister and her home.