On his first day as a security guard, Diego Martinez is assigned to the night shift at the Hospital Regional. On his rounds, he notices the hallways can be unsettling at night until he accidentally notices he’s trapped inside the morgue.

While on a fourth of July holiday, six best friends fall victim to the insidious plan of a terrorist organization when they unknowingly take a bio-active drug that transforms them into bloodthirsty cannibals.

Four girls go to a cabin in the woods, which is inhabited by evil. This cabin then ensnares them in a labyrinth of macabre as they must battle their way out.