Margot, a documentary filmmaker, heads to a secluded Amish community in the hopes of learning about her long-lost mother and extended family. Following a string of strange occurrences and discoveries, she comes to realize this community may not be what it seems.

In a series of escalating encounters, former security guard David Dunn uses his supernatural abilities to track Kevin Wendell Crumb, a disturbed man who has twenty-four personalities. Meanwhile, the shadowy presence of Elijah Price emerges as an orchestrator who holds secrets critical to both men.