Based on her smash hit tour, Emma Kenny - psychologist and true crime expert - reveals the chilling true stories of killers who hide in plain sight. Taking readers on a journey into the dark side of humanity, Emma explores the ingredient list of experiences that turns regular people into murderous monsters, looking at crimes that shook the world. She explores crime scenes and criminal minds of some of the most notorious serial killers of our time. She also unveils shocking stories of lesser-known killers that even the most dedicated true crime fan will be surprised by. What unites all of these killers is the ability to slip into society. They look just like you and me. Some were married or parents, conscientious neighbours, teachers or fixtures of their community. Would you know if you lived next door to a serial killer?