A fatal accident at Cockatoo Creek Resources (CCR) nickel mine not only shuts down the pit, but propels the parent company, London-based Albion Energy (AEL) into panic mode.

Caz's pursuit of rare fossils finds her caught up in a terrifying situation that not only turns her world upside down but also draws her closer to Shane.

An unknown, radical environmental group called Earth Warriors threatens the opening of CCR's gold mine. With the hours ticking down, Megan, Max, Shane and Caz urgently try to avert the threat.