The Cheals' dreams of expanding their business, Opal Empire, with partner Mark Bressan, are crushed by the reality of juggling two mines. The underground bogger breaks down while Chris is needed at the open cut. The Misfits are reunited after the return of Issy Glen and Joe Kalmar. In need of cash to fund a thirsty bulldozer, Angel attempts to divide and conquer, sending Issy underground on a hoist for the first (possibly last) time. Desperate for quick cash to fund the search for another honey hole at their Government Tank claim, Slim Pickings' Lee Hobden gambles on mystery opal dirt of questionable value.