The world's toughest treasure hunters push their bodies and bank accounts to the limit on a quest to strike it rich, hunting the legendary Queen of Gems - Opal.
The Mooka Boys make a discovery that could turn their fortunes around. The Cheals face constant machinery failures. After collapsing the decades old underground mine on their claim, The Opal Whisperers search for Yowah Nuts in the scorching heat.
