The Lankies are assembling on the outskirts of the solar system, cementing their dominion of Mars and preparing to attack Earth. The far-flung colony of New Svalbard is on the point of hunger and collapse, locked off from the rest of the galaxy by the Lanky blockade. The two Earth alliances have won minor skirmishes, but the war is on the verge of being lost. The war for survival is entering a devastating new chapter for battle-weary staff sergeant Andrew Grayson and the ragged soldiers of the North American Commonwealth.