Horror and gore abounds as a demonic plague feasts upon a hapless group of humans trapped in a building (be it a cinema or an apartment building).
A group of people are trapped in a West Berlin movie theater infested with ravenous demons who proceed to kill and possess the humans one-by-one, thereby multiplying their numbers.
A group of tenants and visitors are trapped in a 10-story high-rise apartment building infested with demons who proceed to hunt the dwindling humans down.
