After a film crew moves into an abandoned hospital using a shadowy past to shoot at a low budget horror film, they have. The late nights and too little sleep begin to take a toll, and the longer this crew works, the longer the leaky building is apparently coming back to life, feeding off its new inhabitants. As the haul wears , members of this crew exhibit increasingly strange behaviour leaving those sane realizing they will need to get out of this place until they cling to the construction's infectious hold, the only problem, the older hospital is not prepared to let them go.