Redd, Evelyn and their son, Kane, find a strange door, bound in padlocked chains, standing upright in the woods. After installing it in their home, strange occurrences lead Evelyn to discover their town's long history of missing children who were never found. Now, Kane has joined their ranks and Redd and Evelyn must strike a bargain with an evil entity to secure his return.
One person gets briefly possessed by a spirit during a seance. Not long after, another person allows a demon to speak through them. There are no exorcisms.
No kids die during the events of the movie but the town has a history of missing children and their ghosts appear toward the end. It is implied that many more children will die.