Nu Earth is just one planet among many caught up in a galactic war between the Norts and the Southers. Strategically vital, both sides are desperate to secure it but use of chemical weapons during the conflict has rendered the atmosphere poisonous. Now, soldiers must wear special environment suits to venture onto its surface. So the Southers created the Genetic Infantrymen, bred to be immune to the planet’s lethal cocktail of pollutants. But the gene-engineers are always looking to improve the next generation of G.I.s, giving them specialised skills and abilities — and a squad of young clones have gone AWOL, escaping from a Nort attack...