Glancing away more out of embarrassment than anything, Dieter gave the man a half a shrug. "Oh, sorry sorry.. I mistook you for a customer." Which was easy to do, given both his drug-numbed state and the poor lighting.
Sniffing, he rubbed at his nose with his working hand, offering the man a small almost boyish smile. "Why are you out here at this hour if you don't require sex? It isn't very safe." The questions weren't judgmental, if anything he was sincerely curious.