Statistically speaking, you will walk past a murderer 10.76 times in your life. But what if you didn't just walk past a murderer - what if they were a part of your family and you didn't know it? These stories of the children of serial killers show just how well their parents hid their disturbing behavior.
Some of these offspring of serial killers had an inkling their parent was up to something, usually a general sense of something not being quite right. Others had no idea what was happening, sometimes under their own roof.