The film presents a speculative exercise about the relation between ecological theories and sociologic, economic and management models. Such reflections are intercalated with tales about the ritual of anthropophagy in Brazil in the early 16th century, whose imaginary defines the film's visuals, be it microfilms of books and etchings, or museological and graphic material on Amerindian socio-cosmologies.
In a future where a failed global-warming experiment kills off most life on the planet, a class system evolves aboard the Snowpiercer, a train that travels around the globe via a perpetual-motion engine.
A DEA agent and an undercover Naval Intelligence officer who have been tasked with investigating one another find they have been set up by the mob -- the very organization the two men believe they have been stealing money from.
Life for former United Nations investigator Gerry Lane and his family seems content. Suddenly, the world is plagued by a mysterious infection turning whole human populations into rampaging mindless zombies.
When the White House (Secret Service Code: "Olympus") is captured by a terrorist mastermind and the President is kidnapped, disgraced former Presidential guard Mike Banning finds himself trapped within the building.
A parasitic alien soul is injected into the body of Melanie Stryder. Instead of carrying out her race's mission of taking over the Earth, "Wanda" (as she comes to be called) forms a bond with her host and sets out to aid other free humans.