It's 2545, and Ezekiel-254 is a Lone Wolf. During augmentation the rest of his team was killed, and one was crippled. Theresa-083's IQ has jumped sharply, and she begins working as Ezekiel's contact as he begins to fight Covenant ground forces on remote colonies. While doing so he will uncover evidence of an ancient civilization, and what the UNSC plans on doing with it.