The attractive woman with amnesia lies in Ward 8 of Ellis Hospital, remembering nothing about where she was going when her car plunged over a cliffor the identity of the dead girl in the backseat. Naming the anonymous patient Amelia, Adele Monsarrat, RN, calls on Detective Tim Ritmann to help recover Amelia's shadowed past.
But someone is determined to keep Amelia silenced as a threateneing presence infiltrates the hospital halls, while outside in the community, five people are murdered in succession. When Adele and Tim uncover disturbing connections between the victims and Amelia, Adele is forced into a zone of terror where ruthless violence seems to be the order of the day.