Seven strangers find themselves trapped inside an abandoned hospital after an unexplainable apocalyptic event. In addition to being haunted by what they've lost, the strangers must also fight off mysterious creatures that hunt them down one by one.

After a harrowing snowmobile accident, a young couple is stranded in the woods and must survive while waiting for help to arrive. Events take a turn for the worse after the disappearance of Emma's boyfriend, leaving her on her own not only to battle the elements, but also to elude a mysterious hunter who is tracking her through the forest.