Evil left unfinished always finds its way back.

1972: Elijah and Joanna Ingham were found bludgeoned to death, blood smeared across their walls in cryptic symbols. Their daughters vanished into the night.

2016: Nine–year–old Erin Jackson disappeared in Harwood Forest. Her father, Tom, searches desperately, uncovering ties between his missing child, the forest, and the Ingham murders.

To save Erin, Tom must face a darkness that has been waiting decades to claim its next victim.