Seven years on from the rebirth of the City of Opportunity, David Brennan's nephew, Nathan, is drawn to Mars in a time of trouble. Coerced in to leaving Earth for good, Nathan must discover the truth about his uncle and help his new-found friends by retrieving a lost document for the mysterious GAP organisation. A new faction, calling themselves Benimars, is rising up against the government of the City of Opportunity. Nathan finds help from a young woman whose desire is to see wounds healed on her world. It drives her to enter an unlikely alliance with this new migrant. Together they must stem the anger and find a solution before there is bloodshed.