 Why does Lane want to go to Mars?
Raging , Trooper Lane hovered three thousand feet above Tammany Square. The humming paragrav-paks embedded beneath his shoulder blades held him motionless above Newyork's three administrative towers. Lane is an insane killer. I am a diplomat of the Grassroots Republic of Mars. From Mars. "The planet Mars." Sure, I've heard of it—you gotta go by spaceship. Mars is millions of miles away, and you're right across the Square from the Mayor's suite." The cannon trundled into the Square on its olive-drab, box-shaped caterpillar mounting and took up a position equidistant from the bases of the three towers. Lane's defense is a globe of energy similar to the one which protects Newyork from aerial attack."
 To have a chance to make his own decisions
 To fulfill a mission he has been assigned  To follow Gerri Kin, for love  To have a chance to make his own decisions  To learn more about a place that is not the Armory