In 1825, Claire, a 21-year-old Irish convict, chases a British soldier through the rugged Tasmanian wilderness, bent on revenge for a terrible act of violence he committed against her family. She enlists the services of an Aboriginal tracker named Billy, who is also marked by trauma from his own violence-filled past.

Rex is a loner, and when he’s told he doesn’t have long to live, he embarks on an epic drive through the Australian outback from Broken Hill to Darwin to die on his own terms; but his journey reveals to him that before you can end your life, you have to live it, and to live it, you’ve got to share it.

Following a near-fatal accident, David Chamberlain makes an unprecedented discovery that will not only determine the fate of his family, but of mankind.