A happy couple, Andrew and Eric, decide to go on trip. They take their their young, adopted daughter, Wen, with them to a remote, rural cabin in the woods.
Not long after the start of their vacation, they're approached by several people carrying weapons who assault and tie them up.
Their leader, Leonard, tells the family that an apocalypse is about to take place and that he and the others have received a message about how to stop it.
He insists the only way to prevent the end of the world is if the couple and their child make a horrific sacrifice...