Mankind is on the brink of achieving a second planet to live on: Mars. Vast corporations spend fortunes to compete to transform the Red Planet into an environment where humanity can thrive. The potential rewards are enormous, the risks colossal. As the biosphere becomes habitable, immigration from Earth increases, and social and political pressures stress the already fierce corporate rivalry. While scientific advances are daily miracles, not everyone is working toward the same future. In a savage place like Mars, the smallest error can be lethal.