The Pied Piper fairytale takes a sinister turn in this case. We all know how the story goes - the magical piper who tricks all the rats in town to follow him out.

Charles Schmid took this a bit too far. He lured women out and killed them, just for the sake of it. They never knew what was coming until they were staring into his dark eyes and realised there was no humanity left in there. Listen to find out how an athletic, star student went on to become a serial killer by the age of 23...