Rookie Justin ropes in a stranger in a mad dash to get his excavator across a busy highway. Opal Queen Kelly battles a new claim with a new partner and with Col struck down with illness Aaron and Greg must push on at Dragonfly without him.

The Rookies battle busted hoses and finally hit treasure, Boulder Boys Aaron and Greg bring in an old monster about to self-destruct, and at their wash plant, the Cooke Brothers race to beat the worst drought in a decade.