The Digi Diggers get their solar plant installed, but the power hungry mine triggers a total system shutdown. Lisa damages an opal filled Yowah nut with the jackhammer jeopardizing sale with a bespoke jeweler designer. The Bushmen must make safe a barebones mine in dangerous wet weather much to Les' fury. Rod is forced to go toe to toe with ratters who stole opal and equipment from their mine. The Mooka Boys drive their loader over a cliff edge as the brakes on the machine fail. Their plight worsens as their dirt processing plant generator tears itself apart, forcing the team to revert to basic hand tools to find opal.