In 1967 Los Angeles, a widowed mother and her daughters add a new stunt to bolster their seance scam business by inviting an evil presence into their home, not realizing how dangerous it is.
When the menace known as the Joker wreaks havoc and chaos on the people of Gotham, Batman must accept one of the greatest psychological and physical tests of his ability to fight injustice.
Ash Williams, the lone survivor of an earlier onslaught of flesh-possessing spirits, holes up in a cabin with a group of strangers while the demons continue their attack.