Serial killers who can give you goose bumps.

The 46 years old cyanide Mallika whose real name was K D Kempamma is known as the first  lady serial killer of India. She started with small thefts at homes where she worked as a maid. Kempamma committed her first murder in 1999. Since then she killed five more women, most of them in distress and fell for her con job of offering to pray for them. She was arrested in 2006 and was awarded the death penalty in 2010 but it was commuted to life imprisement in 2012. Now she is at the Parappana Agrahara jail where sasikala was sent recently.