SPOILER ALERT: the following article contains massive spoilers, including the ending. If you have not yet seen the movie, proceed at your own risk, or better, come back to this article later!
SPOILERS AHEAD
The Unlit / Witches of Blackwood Plot Summary and Synopsis
When Claire returns to her hometown, she discovers her former home riddled with terrifying witchcraft, the town in the grip of fear, decay, and madness.
Source: Wikipedia (CC BY-SA 3.0).