"NASA's Goddard Space Flight Center is designing a probe which will be dropped into the Kraken Mare, one of the methane seas of Titan. There, it will embark on a journey of exploration. As the probe is being tested at Goddard, things go awry, and an explosion kills seven scientists. The AI program in the probe, a powerful, self-modifying AI called "Dorothy," flees into the Internet. Series character Wyman Ford is tapped by the president's science...

From his cardboard box in the Tokyo subway, connected to the Internet, a clairvoyant cyberpunk mobilizes his friends to avert a world disaster. It is due to occur on a bridge in San Francisco, now home to squatters, and is part of a rich man's bid for world domination.