A group of urban researchers set about exploring an abandoned psychiatric hospital with a terrible history, but are they prepared for the horrifying, possibly supernatural secrets hidden within its crumbling walls? No sooner do they get there than the would-be explorers begin to vanish mysteriously, and soon they must band together and use their wits, knowledge and resourcefulness to survive the terror of the Pyscho Ward.

Le casting d'un film sur les expériences sur les prisonniers, à la recherche de sensations fortes, explore une prison abandonnée. Après un certain temps, ils découvrent le terrible secret de la prison derrière ses murs, mais il est trop tard ! Commence une lutte désespérée pour la survie.