The nightmares would not go away. Shelby Taylor is convinced that her horrible dreams were calling her to her destiny. They eventually drew the young college student to a desolate ghost town in Western Kansas to meet Cherokee medicine woman Linda Lightfoot. Shelby learns she must go back in time to close the Demon's Gate and stop the forces of evil from sweeping over the Earth. Can Shelby actually travel back in time and seal the gates of hell? Will she be able to stop the destruction of Cold Creek and save the poor townsfolk from a terrible and horrible fate? Is she ready for the task of being the defender of the world? Past Tense introduces Shelby Taylor - Demon Slayer and pits the young woman in a life and death battle against the forces of darkness.