A group of teens journey to a remote cabin in the woods where their fate is unknowingly controlled by technicians as part of a worldwide conspiracy where all horror movie clichés are revealed to be part of an elaborate sacrifice ritual.
A representative of an alien race that went through drastic evolution to survive its own climate change, Klaatu comes to Earth to assess whether humanity can prevent the environmental damage they have inflicted on their own planet. When barred from speaking to the United Nations, he decides humankind shall be exterminated so the planet can survive.
At a remote Arctic research station, four ecology students discover the real horror of global warming is not the melting ice, but what's frozen within it. A prehistoric parasite is released from the carcass of a Woolly Mammoth upon the unsuspecting students who are forced to quarantine and make necessary sacrifices, or risk infecting the rest of the world.
