Travelling home from his long honeymoon, Miles has to make an urgent mission in the quaddies station, Graf Station, the first book a red of this saga was the history of how the quaddies freed themselves.
In the station he founds his old mercenary's friend Bel Thorne, the betan hermaphrodite who helps him again to solve this problem, not with big problems for their both's health.
A Cetagandan renegade almost starts a war which both Miles and Ekaterin will, witfully and for the good of their unborn children, which were in the uterine replicators at home, end with a ceremony in the Cetagandan capital.