When women began turning up dead on the outskirts of Bangalore, investigators did what investigators usually do: they started looking for a dangerous man. The assumption felt obvious. It was also completely wrong. The person luring these women to their deaths was a woman who presented herself as one of the most devout people they would ever meet. Her name was K.D. Kempamma, and the press would come to call her Cyanide Mallika. She holds a grim place in the country's criminal