Halloween II (1981) picks up exactly where the occasions of Halloween left off. Michael (Dick Warlock) follows Laurie towards the community hospital, killing Every person who will come in between them. The story reveals that Laurie is in fact Michael's sister: she was offered up for adoption as an toddler. https://youtube.com/shorts/XxJicTFshOk?si=MWe_21sO5t57InfB