1) The document discusses key concepts in narrative filmmaking including closed narratives, the three-act structure, and theorists Vladimir Propp and Tzvetan Todorov. 2) It analyzes the three-act structure in the film Juno, describing the establishment of characters in Act 1, disruption of Juno's pregnancy in Act 2, and resolution through adoption in Act 3. 3) It outlines Propp's 7 character archetypes and applies them to characters in Juno, such as Juno as the hero/victim, her parents as dispatchers, and Vanessa as the helper.