Traumatized by her parents' near-death experience 30 years ago, medical student Emma delves into the dark past of the Institute of Forensic Medicine. Her parents were targeted by Commissioner Wörmer, a psychopathic serial killer. Emma takes a job as a nightwatch at the institute, triggering a meeting with Wörmer. his encounter awakens him from a coma, leading to a vengeful spree against those who sealed his fate. Emma must unravel the connections and halt the impending madness.