Halloween II (1981) picks up exactly where the situations of Halloween still left off. Michael (Dick Warlock) follows Laurie into the community medical center, killing Every person who will come amongst them. The story reveals that Laurie is actually Michael's sister: she was offered up for adoption being an infant. https://youtube.com/shorts/XxJicTFshOk?si=MWe_21sO5t57InfB