The document provides a summary of a fictional zombie film called "Lock down". It describes the film as telling the story of a zombie outbreak at a British secondary school through the memories of a teenage survivor. The plot centers around the survivors' attempts to escape the school, which has gone into lock down with all doors electronically locked from the outside. The summary then lists several films that were influences on "Lock down" in terms of plot devices and editing techniques. It concludes by outlining some key themes and contrasts that will be explored in the film through editing, including the tension between communities and isolation.