![Image Crimes of the Future](http://image.tmdb.org/t/p/w500/iSx6t4mj1FT4ePqPYHW287SmNa1.jpg)
Distraught, confused, and half-wild with fear, Sarah Carter emerges alone from the Appalachian cave system where she encountered unspeakable terrors. Unable to plausibly explain to the authorities what happened - or why she's covered in her friends' blood - Sarah is forced back to the subterranean depths to help locate her five missing companions.