Annabelle expands The Conjuring Universe with a terrifying origin story of the cursed doll. Set in 1960s California, a young couple’s lives spiral into horror after satanic cultists conjure a demon that attaches itself to Annabelle. Mixing haunted house chills, possession, and occult terror, it became a modern supernatural horror franchise cornerstone.

Från IMDB:
A couple begins to experience terrifying supernatural occurrences involving a vintage doll shortly after their home is invaded by satanic cultists.