When the first people landed on Phobos, these gates were already there... Heavy, unyielding, looking completely alien to earthlings, for twenty years they remained only a silent monument, reliably keeping the secrets of their creators. But the day came, and the gate came to life... Marine Corporal Flynn Taggart, personal number 888 - 23-9912, was one of the best fighters of the twentieth century. Fate threw him to Mars, or rather, to hell, and he had no choice but to fight, defending humanity.