WARNING: READING THIS BOOK MAY BE HAZARDOUS TO THE IMAGINATION...Solve the greatest mystery in the universe... or watch your civilisation die.Eons ago, meteors seeded planets of the Milky Way and other galaxies with an enigmatic yellow metal. This metal is known as gold on Earth, where it is worshipped, hoarded, and fought over.Throughout the Thousand Systems, the yellow metal is valued for other qualities; qualities the most advanced beings in the known universe rely on for their very survival. Despite searching for millennia, the Constructors have failed to find the source of the meteors. Now, as stocks run low, the fate of two races rests on the outcome of one last effort to solve the puzzle. Unless Connor, Christina, and the Nerds can succeed where generations of Constructors have failed, both humanity and the once mighty founders of the Thousand Systems will be destroyed.For inspiration, Connor turns to one of his father's favourite treasure hunting refrains - look in the one place it can't possibly be...