The German officer may have assumed Charlotte, alone in a hotel, was a prostitute. During the Occupation, the top brothels in Paris were reserved for German officers and French collaborators. Herman Goering, head of the Luftwaffe, was a visitor to Le Chabanais, a famously luxurious establishment.
Paris under the Occupation was in some ways barely unchanged, as the photographs in this exhibition demonstrate: Oh What A Lovely War!
Pitchipoi was a real word for an imaginary place. A number of Holocaust survivors referred to it, although the word meant different things for different people.