1. A couple, Ben and Kate, move into a new house. Kate notices marks and scratches on Ben's back that he can't explain. She later finds similar marks on her own legs.
2. Kate discovers old news articles and photos in the attic that indicate a family was murdered in the house years ago, a fact that was not disclosed to them when they bought the property.
3. Strange events begin occurring in the house, with footsteps heard and doors slamming shut on their own. Kate is dragged into a room, screaming, suggesting a supernatural presence in the home is terrorizing the couple.