sentences:  She sees a vehicle pull up; thinking it's Steve, she rushes out but instead sees a middle-aged woman named Pamela Voorhees, who reveals herself to be the mother of the drowned boy Jason Voorhees, blaming his death on the counselors not watching her son.She also reveals herself as the killer when she violently rushes toward Alice with her knife.A chase ensues with Mrs. Voorhees attempting to kill Alice, but she escapes to the shore of the lake.