The name of this woman has become a symbol of horror and endless cruelty. The wife of the concentration camp commandant, Ilse Koch, worked as a guard at Buchenwald. Here she felt her strength and power. She could go to work with a whip in her hands. Walking between the barracks, she herself decided who should live and who should die. Women with tattoos were in particular danger... How did a decent German librarian turn into a real monster in a matter of months? Before you is a short psychological study. The author is criminal psychologist, writer Elizaveta Buta