Heather wakens to find herself strapped to a hospital bed in an asylum for the criminally insane. She is the prime suspect for a vicious massacre in which she claims to be the only survivor. However, the actual killers are determined to finish the job. The asylum staff dismiss her pleas for help as the rantings of a paranoid psychotic, fuelled by an unusual disorder diagnosed as "Hunting Craze Syndrome". Now, she must harness her ferocious survival instinct, as she is trapped by the sinister team of killers who are determined to eliminate her.