They'll get you in the end.

A young man and his girlfriend move into the man's old mansion home, where he becomes possessed by a need to control ancient demons.
In Ghoulies, consciousness is carried by monsters and creatures — a plane of “demonic basement”. The story fights on E8/E9 of the E0–E14 reality ladder, compressing faith, power, fear.
Films fighting at the same level of reality, about the same things.
The same preoccupations examined at another scale — one mind versus a nation.
Other films that move a human interior onto the same kind of thing.
End of Days (1999)consciousness in monsters · demonic apocalypse
The Babysitter: Killer Queen (2020)consciousness in monsters · demonic babysitter horror
Pumpkinhead (1988)consciousness in monsters · revenge monster myth
Santa's Slay (2005)consciousness in monsters · demonic-santa slasher
Holy Night: Demon Hunters (2025)consciousness in monsters · demon‑hunting seoul
The Conjuring 2 (2016)consciousness in monsters · haunted‑possession houseThe same preoccupations carried by a different kind of thing — grief told through the dead, an animal, a machine.
Batman v Superman: Dawn of Justice (2016)consciousness in aliens · fear, power
The Chronicles of Narnia: The Lion, the Witch and the Wardrobe (2005)consciousness in animals · faith, power
Brightburn (2019)consciousness in aliens · fear, power
Scooby-Doo (2002)consciousness in animals · fear, power
The Amityville Horror (1979)consciousness in the dead · faith, fear
Legend (1985)consciousness in abstractions · faith, power