Something lurks at the edge of known space.<br /><br />Strange sensor readings in the outer solar system force Anna Lenai and Jack Hunter to investigate a military installation. There, they discover a secret plan to develop the ultimate weapon.<br /><br />Meanwhile, Jena Morane struggles to expose the treachery of Grecken Slade. The secrets she uncovers could lead to war between Leyria and its aggressive, space-faring neighbours.<br /><br />Surrounded by enemies from all sides, can the Justice Keepers maintain peace in the galaxy?