Erin’s long years of work building secret shipyards at the outer system are finally over, but preparations for the anticipated attack on New Canaan continue.

Her next project is Messene, Troy’s vast, new space station, which will play a key role in the planet’s defense. But Erin finds that Trojans have a huge chip on their shoulders, and an old enemy lurks among them.

She doesn’t know it yet, but everything Erin holds dear is under threat. How much is she prepared to sacrifice to protect the people she loves?