A retelling of the tale in which a kind and well-respected doctor is transformed into a murderous madman by taking a secret drug of his own creation. Illustrated notes throughout the text explain the historical background of the story.

Told through journal entries, a psychotherapist's notes, court records, and more, relates the tale of Carly, a teen who was institutionalized after her parents' death but released to Elmbrige High School, where she is believed to have a second personality or soul named Kaitlyn, and/or be possessed by a demon.

"One woman, multiple personas. But which one is telling the truth? Alexa W nearly has her life together: a new relationship, a job that pays the bills, and a promising interview for a photojournalism position. But, it's complicated. Alexa is manipulated by a series of alternate personas that run her life, and it's a constant struggle to keep her other selves in check, to prevent them from coming out when it's not safe, to make sure no one is aware...

When David Dunn, a security guard with superhuman gifts, is sent to a mental institution, he must contend with his archenemy Mr. Glass and Kevin Wendell Crumb, also known as "The Horde" for his multiple personalities, along with a psychiatrist trying to prove they do not have superhuman abilities.