In 1931 Harold Lasseter's body was found in Central Australia's deserts. His diary revealed that he'd found gold, worth millions...but that he'd give it all for a loaf of bread... The gold is still yet to be found. Filmmaker Luke Walker finds Lasseter's 85 year-old son, still searching the desert, not only for gold, but something far more precious. Now, 80 years since Lasseter ...