Olivia is new in town and she can't wait to make new friends. To meet new friends she volunteers at a pet adoption booth and one of the puppies she is responsible for escapes. So much for making new friends.
Night of the living dead: Space experiments set off a high level of radiation that makes the newly-dead return to life and devour human flesh.
House on Haunted Hill: A homeowner offers five strangers ten thousand dollars if they can last out the night in his haunted house.