The Imperium reigns over thousands of worlds, but it is crumbling under the weight of its own excess. Aliens watch, tensions mount, wars spread... Val would know, as her ship is sucked through a space rift, into the heart of a battle. A battle she has no business being in. Meanwhile, a scientist, somewhere in the heart of the Imperium, discovers a source of energy ten times more powerful than any ever found before... What does it all mean?