Michael Myers' niece, targeted due to familial connection.
Loomis acts as Jamie's experienced protector against Michael.
Loomis finds Jamie during the pursuit, shelters with her at the school, and repeatedly attempts to keep her away from Michael.
Their family connection makes Jamie Michael's primary target.
The plot identifies Jamie as Michael's niece, and Michael returns to Haddonfield after learning that she lives there.
Darlene is part of Jamie's foster family.
The plot identifies Darlene as Jamie's foster mother and later shows Jamie returning to the Carruthers house.
Explore the full interactive character relationship map of Halloween 4: The Return of Michael Myers
Related entry on Wikidata (Q2435510), public domain (CC0).