What drives a person to commit the most heinous acts of violence? How can someone live a double life-one of charm and deceit-while harbouring unimaginable evil? In Behind the Mask, we journey deep into the twisted psyches of the world's most notorious serial killers. Through chilling profiles, in-depth analyses, and reflections on the nature of evil, this book sheds light on the dark intersections of psychopathy, power, and human depravity. Explore the roots of malevolence, the thrill of the hunt, and the ultimate pursuit of justice. Discover what these stories of extreme darkness reveal about the fragility of our own humanity.