Kyle and Reverend Anderson confront an unusual possession.

Rev. Anderson resorts to drastic measures in an attempt to finally rid the town of the devil.

Kyle finds the possession phenomenon to be more widespread than he had imagined, while Reverend Anderson struggles with guilt over his actions.

Kyle gets closer to finding Sidney, while Anderson discovers an unexpected potential ally. A prominent member of the Rome community is revealed to be an agent of the possessed, and few characters will escape his plan unscathed.

Kyle reluctantly joins forces with a mysterious stranger in an attempt to end the possession threat once and for all, but fears the man may be hiding something. Megan struggles to escape her captors. Reverend Anderson shares an unexpected source of strength with his old friend, Chief Giles.