Falling Light : Book I of Dark Heavens

The Universe is in turmoil. The Great Races, clothed in old prejudices and dark secrets draw ever closer to a galactic conflict of unimaginable scale. The Null, the energy field that allows rapid travel between solar systems is corrupting the races that use it, leading them to ruin. All life balances on a knife's edge - and a dedicated and terrible foe drives the Great Races to darkness. As the skies burn and darken, are there any who will stand against this implacable enemy and survive?