On leave, and out of his head with boredom, NZDF Sergeant Taine McKenna joins biologist Jules Asher, on a Conservation Department deer culling expedition to New Zealand's southernmost national park, where soaring peaks give way to valleys gouged from clay and rock, and icy rivers bleed into watery canyons too deep to fathom. Despite covering an area the size of the Serengeti, only eighteen people live in the isolated region, so it's a surprise when...