Thomas (Tom) Barton, therapist, forensic psychiatrist, and widower, aged 64, is on the verge of selling his psychiatric medical practice to his young associate, Gabriel Daniels, and moving to a quiet beach somewhere on the coast of South Carolina. But Barton's plans are interrupted when Gabe practically begs for help in deciphering the horrific and cryptic writings in a diary he receives from his patient, Jose Navarro. Reluctantly, Barton agrees and...