Jewish women born to immigrant parents in the Bronx in 1944 don't get romantically involved with men who are cops, have German accents and look like Hitler youth leaders. But reporter Sarah Stern is drawn to Karl Schmidt and intrigued by his tangled family history. Stumbling Stone chronicles their journey across two continents and the discovery of sinister secrets they never could have imagined. This is a compelling work of fiction inspired by the remarkable histories of the authors.