FBI Agent Lee Harker is assigned to an unsolved serial killer case that takes an unexpected turn, revealing evidence of the occult. Harker discovers a personal connection to the killer and must stop him before he strikes again.
When the infamous "Sweet Sixteen Killer" returns 35 years after his first murder spree to claim another victim, 17-year-old Jamie accidentally travels back in time to 1987, determined to stop the killer before he can start.