Appointed Commander of the Emperors Army of Sangrel, Wa-Ka-Mo-Do of Ko tries to establish relations between the existing robot population and the humans who have recently arrived on Yukawa.

On the continent of Shull, Kavan forms the Uncertain Army and is marching to Artemis City. Upon discovery that the citys generals have made an alliance with the humans, he retreats to Stark where he plans the eventual overthrow of Artemis and the humans.

Meanwhile, Karel is heading South, hoping to be reunited with Susan, his wife. As he walks, he hears more of the stories of the robots, and begins to understand something about his place on the world of Penrose.

But with limited resources and tensions growing between robot and human its only a matter of time before problems arise. And its becoming more and more apparent that the humans are a lot more powerful than the robots first expected . . .