One year after the events of Halloween 4: The Return of Michael Myers (1988), the Shape returns to Haddonfield once again in an attempt to kill his now-mute niece.
Ten years after his original massacre, the invalid Michael Myers awakens on Halloween Eve and returns to Haddonfield to kill his seven-year-old niece. Can Dr. Loomis stop him?
After being committed for 15 years, Michael Myers, now a grown man and still very dangerous, escapes from the mental institution and immediately returns to Haddonfield to find his baby sister, Laurie.