A man imprisons his estranged junkie friend in an isolated cabin in the boonies of San Diego to force him through a week of sobriety, but the events of that week are being mysteriously manipulated.
Two brothers return to the cult they fled from years ago to discover that the group's beliefs may be more sane than they once thought.
Picking up directly where the previous film left off, the story follows Riley, one of the last people to come in contact with Samantha, as he scrambles to track down those responsible for the outbreak before the highly contagious disease not only consumes his body, but the world as we know it.
