Slim Pickings’ ground-breaking mining technique risks dissipating into dust due to a devastating drought, so Lee and Roger spend their last dig of the season attempting to find enough opal to purchase a water saving trommel. The Cheals go into overdrive as they hit a massive pocket of plate sized opal in their open cut mine... The Mooka Boys have one final chance to rescue their worst season ever but brutal Outback temperatures cripple Cozza with severe heat stroke...