“In the Earth” is a psychedelic mash-up of M. Night Shyamalan’s “The Happening” and “The Blair Witch Project,” and it is unpleasant to suffer through. This disorienting, bloody story about killer plants and a psycho in the woods is more like an experimental film than an enjoyable horror / sci-fi flick.

A deadly virus has shut down the world, and Dr. Martin Lowery (Joel Fry) volunteers to work at a research facility deep in the forest. He’s partnered with Alma (Ellora Torchia), and the pair soon venture out into the woods to collect samples. During the night, they are brutally attacked and mo... lees de rest.