Nulenac Void - Quests of Shadowind, #8

Powerful Aliens. Ancient Evil. The Virus Culminates in an Epic Battle!The most feared aliens in the galaxy are streaking through space, with Shadowind in their crosshairs. Their immense fleet of cruisers, battleships, and dreadnoughts is armed and defended by unsurpassed technologies capable of devouring entire solar systems. As thousands of monstrous Nulenacs are bearing down on them, Mindy and Logan are sent to assist a doomed planet's inhabitants.
And Computerworld is hiding a friend who has succumbed to the deadly enticements of Spirit Beings. But their missions are thwarted on every side by apathy, treachery, and deadly peril. Withholding none of their dark brilliance and power, the realm's evil forces have unleashed their most insidious attack yet. The siblings and Shadowind's ragtag occupants must defend the asteroid with whatever they have..or face the extinction of humankind.