All stories are about wolves. All worth repeating, that is. Anything else is sentimental drivel. ' Margaret AtwoodThe wolf stands at the forefront of the debate about our impact on the natural world. In one of the most-celebrated successes of modern conservation, it has been reintroduced to Yellowstone National Park. What unfurls is a riveting multi-generational saga, at the centre of which is OSix, a charismatic alpha female beloved by park rangers and amateur spotters alike. As elk numbers decline and the wolf population rises, those committed to restoring an iconic landscape clash with those fighting for a vanishing way of life, hunters stalk the park fringes and O-Six 's rivals seekto bring an end to her dominance of the stunningly beautiful Lamar Valley.