Who is Anna Kaas from Black Cross and what is their importance? Black_Cross_(novel) English & Literature Anna Kaas | Black Cross

Anna Kaas is a nurse at Totenhausen Camp, where she assists Herr Doktor Brandt with his experiments on the prisoners. Unbeknowst to Brandt, however, Anna is also recording every experiment in a journal, so that someday she can expose his actions and the world will know what he has done. In order to record these experiments, however, Anna must stand witness to horrible things, all while standing by and doing nothing. She secretly sends messages to the British government, as well as a sample of Sarin. Stern and McConnell later receive refuge in her home, where she assists them with their plan to bring down Totenhausen.