The zor is just one of the alien races that humanity encounters when it travels to the stars, and from the very first meeting it has been all-out war. For many years the conflicts have been sporadic, usually ending with an Earth concession and a treaty. But the zor does not respect mankind and has no any intention of honoring the agreements. When the zor decide to mount a surprise attack against human colonies, the normally self-absorbed government of Earth realizes that something must be done before it is too late.A controversial scholar by the name of Marais is brought in. A nonmilitary man, he has spent his entire life studying the zor and claims to have a plan to deal with them once and for all. With so few options remaining, Marais is put in charge of the battlefleet.Earth just wants the threat neutralized and would be happy with a stalemate, but Marais has other ideas. He believes himself to be the mythic Dark Wing, destined to exterminate the zor. . . .