A newly appointed nanny Kate is charged with the care of two disturbed orphans, Flora and Miles. Quickly though, she discovers that both the children and the house are harboring dark secrets and things may not be as they appear.
In the Thirteen century, a group of Satan worshipers is captured during a ritual and brutally murdered by the locals. Just before the execution, the Knights swear to return from their graves to haunt the village and the nearby forest.
