At the dawn of the millennium in Tokyo, advanced robotic vehicles called Labors are heavily relied upon to build fortifications to project Japan from global rising sea levels.

A rogue military jet bombs a Tokyo bridge. The city is in panic. But is it a real terrorist attack, the first stage of a coup, or the opening gambit of an even more Machiavellian plot? As the military attempts to take control and martial law is declared, the task of untwisting the complex web of secrets, lies, and betrayals falls to the convoluted mind of Captain Kiichi Goto. But when the Defense Forcs have been turned against each other and the government...