In a dark corner of New England, where ancient secrets still resonate, a new terrifying case draws the attention of famed paranormal investigators Ed and Lorraine Warren. It all begins when a young couple moves into a picturesque Victorian house, only to discover that it is inhabited by a malevolent presence that awakens their inner demons. Desperate to escape the forces that haunt them, they turn to the Warrens, who are called to investigate a series of inexplicable phenomena.
As Ed and Lorraine delve into the history of the place, they uncover that the house was once a center for dark rituals, where the lost souls of those who lived there find a disturbing echo in the lives of the current residents. However, as their inquiries unearth old wounds and buried secrets, they also confront a terrifying force that seeks not only to torment the couple but threatens to consume the Warrens themselves.
With time running against them, Ed and Lorraine must employ all their knowledge and faith to confront an ancient evil spirit that leads them to question their own beliefs. In a chilling climax where love and bravery are put to the test, the Warrens face one of their most harrowing experiences to date, where every decision could mean salvation or doom.