An Ancients device sparked the Core Expeditions, journeys that would take the Zhodani closer to the Galactic Core than any other known civilisation. Spanning thousands of years and costing trillions of Credits, the Zhodani are now over halfway to the centre of the galaxy. However, not all is well, and the Consulate has been keeping secrets. The Travellers may be the ones to solve an interstellar catastrophe before it reaches Charted Space.