A ghost-hunting TV crew lock themselves inside an abandoned psychiatric hospital to film an episode—only to discover the building is truly haunted. Grave Encounters is a found-footage nightmare that blends haunted house terror, psychological dread, and supernatural horror into one of the most chilling paranormal films of the 2010s.

Från IMDB:
For their ghost hunting reality show, a production crew locks themselves inside an abandoned mental hospital that's supposedly haunted - and it might prove to be all too true.