“In 1942, Marie Jalowicz, a Jewish girl hiding in Berlin, watched as a barkeep sold her for 15 marks to a man mysteriously nicknamed ‘the rubber director.’ As Marie recounts in the recently published Underground in Berlin, a riveting chronicle of her story told in her words, she was desperate for a place to sleep. The barkeep pulled Marie aside before she left with the man. Her fabricated backstory was simple; she just couldn’t bear to live with her in-laws anymore. But, the barkeep added, her new patron was also ‘a Nazi whose fanaticism bordered on derangement.'”