Does the biggest threat lie within? In the far future, humanity has left Earth to create a glorious empire. Now this interstellar network of worlds faces disaster - but can three individuals save their people?The empire's outposts are utterly dependent on each other for resources, a safeguard against war and a way its rulers can exert control. This relies on extra-dimensional pathways between the stars, connecting worlds. But this 'Flow' is changing course, which could plunge every colony into fatal isolation.A scientist will risk his life to inform the empire's ruler. A scion of a Merchant House stumbles upon conspirators seeking power. And the new Empress of the Interdependency must battle lies, rebellion and treason. Yet as they work to save a civilisation on the brink of collapse, others have very different plans . . .The Collapsing Empire is an exciting space opera from John Scalzi.