At a time when the Galaxy was still shrouded in the shadows of the Human-Covenant War, the chaos and bloodshed the Covenant had brought to Mankind had not fully ebbed. Terrorists threatened the integrity of many colonial worlds. And the Covenant Loyalists, although bleeding and headless after the death of Truth, were still dangerous foes, more than capable of lashing out once again. These times required a special breed of men and women. They were the individuals who would be called on to rebuild Humanity from the ashes and to protect it from all who dared attack it.