It won't let go.

A young girl finds solace in her artist father and the ghost of her dead mother.
In Separation, consciousness is carried by the dead — a plane of “haunted afterlife house”. The story fights on E8 of the E0–E14 reality ladder, compressing grief, revenge, family, afterlife, haunting.
Films fighting at the same level of reality, about the same things.
Other films that move a human interior onto the same kind of thing.
Insidious: Chapter 3 (2015)consciousness in the dead · the Further
Casper (1995)consciousness in the dead · haunted manor afterlife
Insidious (2011)consciousness in the dead · spirit-realm horror
Haunted Mansion (2023)consciousness in the dead · spectral manor
Lake Mungo (2009)consciousness in the dead · haunted suburbia
Ghost Mansion (2021)consciousness in the dead · haunted mansionThe same preoccupations carried by a different kind of thing — grief told through the dead, an animal, a machine.
Jaws: The Revenge (1987)consciousness in monsters · family, grief
Hereditary (2018)consciousness in monsters · family, grief
Monster House (2006)consciousness in objects · family, grief
Annabelle (2014)consciousness in objects · family, grief
The Art of Racing in the Rain (2019)consciousness in animals · family, grief
The Odd Life of Timothy Green (2012)consciousness carried elsewhere · family, grief