During WWII the Nazi's didn't trust anyone, not even their own party leaders. So in 1939 Reinhard Heydrich took control of Salon Kitty, one of Berlin's most notorious high-class brothels. Here they would listen in to their own party members and visiting dignitaries like like Joachim von Ribbentrop and Mussolini's son-in-law. But little did they know that the British were also listening....