Luyst Millisor was a Cetagandan ghem-colonel who was assigned by the Celestial Lady Lisbet Degtiar to find escaped telepath Terrence Cee. After the Celestial Lady's death, her successor Rian Degtiar authorized him to pursue Cee out of the Cetagandan Empire. Miles Naismith Vorkosigan eavesdropped on the conversation, and assigned his subordinate Elli Quinn to investigate.