The lives of the Barretts, a normal suburban New England family, are torn apart when fourteen-year-old Marjorie begins to display signs of acute schizophrenia.To her parents' despair, the doctors are unable to stop Marjorie's bizarre outbursts and subsequent descent into madness. As their home devolves into a house of horrors, they reluctantly turn to a local Catholic priest for help. Father Wanderly suggests an exorcism; he believes the vulnerable teenager is the victim of demonic possession. He also contacts a production company that is eager to document the Barretts' plight for a reality television show. With John, Marjorie's father, out of work for more than a year and medical bills looming, the family reluctantly agrees to be filmed—never imagining that The Possession would become an instant hit. When events in the Barrett household explode in tragedy, the show and the incidents it captures become the stuff of urban legend.Fifteen years later, a bestselling writer interviews Marjorie's younger sister, Merry. As she recalls those long-ago events from her childhood—she was just eight years old—painful memories and long-buried secrets that clash with the television broadcast and the Internet blogs begin to surface. A mind-bending tale of psychological horror is unleashed, raising disturbing questions about memory and reality, science and religion, and the very nature of evil.A Head Full of Ghosts is a terrifying tale told with inventive literary flair and unrelenting suspense that craftily, cannily, and inexorably builds to a truly shocking ending.