<DIV><B>Frank Compton must join forces with his most feared enemies to defeat an ancient civilizations-devouring malevolence in the final installment of Hugo Award-winning author Timothy Zahn’s Quadrail series</B><BR /><BR /> A dozen sentient species occupy the galaxy, and the Quadrail connects them all. Arriving at Proteus Station under a cloud of suspicion, ex-government agent Frank Compton finds he must answer for the death of six members of the Filly elite, a crime for which he has been falsely accused. Filiaelian captivity, however, is the least of Compton’s worries, for his horse-faced alien accusers are guarding a terrible secret that dates back centuries: the Shonkla-raa, a race of super-soldiers believed to be extinct.<BR />  <BR /> Invincible fighters bred for conquest and dedicated to the destruction of the Quadrail, as well as the annihilation of the unsuspecting billions who oppose them, the Shonkla-raa must be stopped at all cost. But to do so, Compton