Brent tests the mining skills of his late friend Neville Perry’s sons, a mechanical fault stalls The Wanderers' excavator, and The Mackies make a risky investment on new ground.
Intense heat pushes Jacqui and Andrew to their limits, high winds threaten The Desert Diggers' relocation plans, and Shane and Rusty battle breakdowns and brutal conditions to keep their Fantasy Gully operation alive.
Disaster strikes when a would-be thief crashes The Desert Diggers loader, Shane and Rusty drag their dry blower across the treacherous ground, and Jacqui and Andrew recruit a new prospector to their team.
Brent and son Cayden set off on an adventure to find highly valuable, crystalline gold while the Wanderers are forced to protect their patch from prying eyes,.