After a mysterious global crisis, a young girl is left alone to hide from a malevolent power that stalks her home. Her parents eventually return and the struggle begins to save their daughter.

Anna suffers from agoraphobia so crippling that when a trio of criminals break into her house, she cannot bring herself to flee. But what the intruders don't realize is that agoraphobia is not her only problem.

After Auna Rue, a teenage vlogger/aspiring actress, logs onto a sinister website, she's soon trapped in the malevolent world of a cursed stage play, The Gallows. After performing a passage from the play for her tiny online fan base, Auna instantly achieves the stardom she seeks-as well as a twisted challenge from a deadly spirit (The Hangman) in this nightmarish supernatural thriller from the company that brought you Paranormal Activity and Insidious.

Fifteen years after stabbing a classmate to conjure an imaginary phantom known as Mercy Black, Marina Hess is coming home. She's being released from psychiatric care to live with her sister and young nephew. But in the years since her crime, the myth of Mercy Black has gone viral inspiring internet rumors, stories, and even copycat crimes. Marina is haunted by what she has done and the phantom she imagined. Though she would rather leave the past buried, her nephew becomes increasingly obsessed with Mercy Black. To save him, Marina must face her past and uncover the truth behind Mercy Black. What she discovers is a very real and very deadly horror that will stop at nothing to claim her and her nephew.

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