On Hallowe'en 1963, Haddenfield, 10-year-old Michael Myers, estrange and mentally unstable, is imprison in Ian Smith’s Grove sanatorium under the attention of Dr. Sam Loomis for the murder of his female parent’s fellow, his aged sis, and her fellow. Now, 16 old age subsequently, he escape and now in hunt of his babe sis Laurie and Dr. Loomis must warn the resident of Haddenfield and get to Laurie before Michael make.