The document discusses how the film challenges conventions of the post-apocalyptic genre. While typical openings show heroic protagonists fighting enemies, the film opens with the protagonist preparing for a journey alone. It also challenges conventions by featuring a teenage protagonist, which is rare for the genre. Some conventions are followed, like the protagonist's worn clothing suggesting a hard life. Limited budget prevented high-production elements, but nearby derelict buildings were used effectively. Voice-overs are a genre convention that was incorporated to convey information to viewers. Overall, the film develops conventions in a way that makes the genre and tone clear without copying other works.