The end of Earth's immunity period draws ever closer. The game board of grand space politics is set; pieces are down, lines are drawn. Native Earth factions now stand to defend their shared homeworld, and with them shoulder to shoulder are Humans from other worlds, the Miyelonians, the Geckho, the Jarg, the Cleopians, the Cyanids, the Esthetes, and the Crystallids - all those Kung Gnat was able to persuade. But the enemy is also extremely powerful...