The stakes are the same: the survival of the human race! Only the enemy has changed. In the future, man will take to the stars and in so doing place his continued existence in jeopardy...for not all of the galaxy's inhabitants will welcome us with open arms. Humanity's war with the zor is over, and Admiral Marais, the legendary "Dark Wing" is long dead, though some of his companions from that campaign of xenocide still remain. Now a mystery from the past has become a threat to the present. Whole fleets are disappearing, and the few survivors are stricken with madness. Man and zor must join forces to meet this new adversary head on.