A peaceful autumn weekend in the north Georgia mountains quickly turns to terror when a freak ice storm traps Mia and Jack and eight other people in an isolated mountain lodge—with a psychotic killer. After a note reveals that they have all been brought to the lodge to pay for crimes committed in their pasts, the bodies quickly begin to pile up. Can Mia and Jack discover the identity of the murderer among them? And can they do it before the killer exacts bloody revenge on everyone at the lodge…until there are none?