The star system is perfect. The arrivals have undertaken a long and dangerous journey—an expedition of no return—seeking helium-3, essential for the survival of their species. The discovery of this extraordinary solar system with its four gas giants offers a unique opportunity to harvest the rare isotope.

Then comes a disturbing discovery: They are not alone! Another fleet is here, and just as dependent on helium-3. And the two species are so fundamentally different that communication and compromise appear hopeless. All that remains is a fight to the death—and for the future…