How Do You Write a Book About the Holocaust?

Berlin has always been, I don't know if melting pot is the right word, this giant oozing bratvost of a place. The villa that I lived in was owned originally by the Arnhold family. They were Jewish bankers, originally bankers to Bismarck. That's happening on one side. And then you've got another gaggle of ghosts that look across the lake as they plan the extermination of the Jewish race.