Years into their relationship, Tim and Millie (Dave Franco and Alison Brie) find themselves at a crossroads as they move to the country, abandoning all that is familiar in their lives except each other.

With tensions already flaring, a nightmarish encounter with a mysterious, unnatural force threatens to corrupt their lives, their love, and their flesh.

"Director Shanks is in his devilishly playful element, while Brie and Franco throw themselves full force into a scenario that keeps getting weirder." The Hollywood Reporter