The year is 10,515 AD. The Hyades Armada, traveling at near lightspeed, will reach Earth in just four centuries to assess humanity's value as slaves. For the last 8,000 years, two opposing factions have labored to meet the alien threat in very different ways.

One of them is Ximen del Azarchel, immortal leader of the mutineers from the starship Hermetic and self-appointed Master of the World, who has allowed his followers to tamper continuously with the evolutionary destiny of Man, creating one bizarre race after another in an apparent search for a species the Hyades will find...