Ari Aster’s Hereditary is a harrowing tale of grief, trauma, and occult terror. After the death of their secretive grandmother, a family is consumed by escalating dread as sinister rituals and demonic forces tighten their grip. Blending psychological breakdown, supernatural horror, and occult ritual, the film has become one of the most acclaimed and unsettling modern horror classics.

Från IMDB:
A grieving family is haunted by tragic and disturbing occurrences.