Spire IV, the last remaining bio-habitat for Humanity. Ruled by the Conclave, guarded by the militant Rangers ... it should be the haven for mankind. Tyler Mason knows different. In the company of a being he was told never existed, hunted by his brother, his father and fellow Conclave members, the young man carries the blood of a monster inside ... which he is told is killing him. The monsters are real, the nightmares of Mankind's past still very much alive and willing to finish the war supposedly ended hundreds of years ago. And only Tyler Mason and his friends stand between them and their nefarious plans ...