A new mother discovers a lullaby in an ancient book and soon regards the song as a blessing. But her world transforms into a nightmare when the lullaby brings forth the ancient demon Lilith.

Susannah Cahalan, an up-and-coming journalist at the New York Post becomes plagued by voices in her head and seizures, causing a rapid descent into insanity.

Tess gets invited to be a part of a popular game show, but when the host is unexpectedly murdered, she and Detective Logan O'Connor seek to uncover who was behind it all.

A hopeless romantic with big dreams, Steve is an ex-con hired to chauffeur a mob boss' girlfriend for a night. He's blissfully unaware that his passenger has died and is now possessed by one of the Four Horsemen of the Apocalypse.