A rich Komarran merchant fleet has been impounded at Graf Station, in distant Quaddiespace, after a bloody incident on the station docks involving a security officer from the convoy`s Barrayaran military escort. Lord Miles Vorkosigan of Barrayar and his wife, Lady Ekaterin, have other things on their minds, such as getting home in time to attend the long-awaited births of their first children. But when duty calls in the voice of Barrayar`s Emperor Gregor, Miles, Gregor`s youngest Imperial Auditor (a special high-level troubleshooter) has no choice but to answer. Waiting on Graf Station are diplomatic snarls, tangled loyalties, old friends, new enemies, racial tensions, lies and deceptions, mysterious disappearances, and a lethal secret with wider consequences than even Miles anticipates: a race with time for life against death in horrifying new forms. The downside of being a troubleshooter comes when trouble starts shooting