Halloween H20: 20 Years Later (1998)

On Halloween in 1963, Michael Myers murdered his sister, Judith. In 1978, he broke out to kill his other sister, Laurie Strode. He killed all of her friends, but she escaped. A few years later, she faked her death so he couldn't find her. But now, in 1998, Michael has returned and found all the papers he needs to find her. He tracks her down to a private school where she has gone under a new name with her son, John. And now, Laurie must do what she should have done a long time ago and finally decided to hunt down the evil one last time.

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Storyline
Laurie Strode, now the dean of a Northern California private school with an assumed name, must battle the Shape one last time and now the life of her own son hangs in the balance.