<p>Duringanexclusivetour,apowerbreakdowninsideasecretprisonknownastheDeathHousesendstwoagentsfightingthroughalabyrinthofhorrorswhilebeingpursuedbyaruthlessarmyofroaminginmates.Astheyfighttoescape,theagentspushtowardthelowestdepthsofthefacilitywheretheylearnasupernaturalgroupofevilbeingsaretheironlychanceforsurvival.</p>