The road through the desert is long, perilous, and crawling with 'Roaches' - tribes of brutal thugs descended from the worst that humanity has ever offered. As the Black Dog Clan continues its final trade run towards Casino Urbano, an ugly incident causes Tracy to follow the wanderer Bevan into the wilderness - with her angry father in hot pursuit! And the ties that bind the clan together begin to fray even as dangerous adversaries loom on the horizon.