The Return of the Ring

Several months before the Barrayaran Emperor Gregor Vorbarra was to marry the Komarran heiress Laisa Toscane, Komarran freedom fighters collapsed the wormhole connecting the worlds of Komarr and Barrayar, leaving Barrayar isolated from the rest of the Nexus.Among those trapped on the lost world were Emperor Gregor and Lord Miles Vorkosigan. On the other side, Aral, Cordelia, and Mark Vorkosigan were left to hold the colony worlds of Sergyar and Komarr.Hundreds of years later, isolated Barrayar has long since moved on, and the other worlds of humanity have become the stuff of legends. But when mysterious visitors begin to arrive from the stars, the forgotten planet finds itself drawn into a desperate quest to save humanity from destruction.For the One Ring has returned. And it's on Barrayar.