A stranger with mysterious intentions comes to stay the night at a secluded country home, but what he finds inside is a family torn apart by a violent past and a secret more deadly than he expected.

Two scientists investigate the root of environmental changes and strange animal behavior at a remote site where a cult committed atrocities. The isolated location, the unraveling of their relationship, and the biome itself begin to lead them down a path of doom where primeval forces threaten to consume them. An adaptation of Laird Barron's short story "–30–".

In this ultra-violent, fantasy epic, ancient dark magic falls into sinister hands and unleashes ages of suffering onto mankind. A group of heroes from different eras and cultures must band together in order to defeat it at all costs.