Rod Ironsides, ambitious and hard-living mining expert, knows that the general managership of the Sonder Ditch gold mine is the chance of a lifetime. But the price of unquestioning obedience to the coldly obsessive genius of Dr Manfred Steyner proves impossible to pay. Both men are but unwitting tools of powerful people - for whom the control of a gold mine is only part of the realization of dreams and ambitions which include the destruction of the very mind itself . . .