Beneath the orbits and atoms of our natural universe lies a network of dark energy. Those who have learned to access and navigate this chaotic sea have discovered an almost endless set of "recursions" in the shoals of our Earth: Worlds with their own laws of reality, reflected from human experience or imagination, given form in the swirling Chaosphere of the Strange. Worlds teeming with life, with discovery, with incredible treasures, and with sudden death.

Worlds sometimes jealous of our own.

The secret plunder of these worlds draws the brave, the daring, and the unscrupulous - and it draws dangerous enemies from these recursions back to our Earth.

And slowly but inexorably, it draws the attention of beings from beyond Earth's shoals - beings of unfathomable power and evil from the unknown reaches of... the Strange

- description provided by the publisher