Vader uses deceit to trick Luke into surrendering in Cloud City. The Dark Lord entrusts his son to an Imperial interrogator, unaware that the man has an agenda of his own: revenge. NOTE: 2020 version posted on Ao3 (by Seasider). All minor tweaks except for the final chapter 14, rewritten, and posted here and Ao3 on 8/7/20. Warnings for physical and psychological torture.