Worlds on Edge

In the far future, humanity settles the stars, bioengineering its descendants to survive in a harsh universe. This is the fifth book in the science fiction series, The Backworlds. A space opera adventure.War is coming. A horde of merciless aliens poise just beyond the Edge. In a matter of weeks they will devour the worlds.Racing ahead of the apocalypse, Craze returns to the Backworlds to warn them...