But when the alien ambassador is murdered and the situation quickly spirals out of control, Cain and his regiment of Valhallans find themselves in the middle of a war. As the Imperial Guard struggle to contain worldwide civil insurrection, can the wily Commisar Cain identify the real villian before the planet is lost to the Imperium forever ?

    This revised edition contains additional sections on fighting in space and combating the alien tau.

    Investigating this curiosity with the local Arbites and a hunter or two, Drusher discovers that his new form of fauna is anything but indigenous.