This gnarly gut wrenching case is the craziest shit we covered so far.. meet Fritz Haarmann a German serial killer, known as the Butcher of Hanover. The Vampire of Hanover and the Wolf-Man, who committed the sexual assault, murder, mutilation and dismemberment of many young men and teenagers... ended up in a glass jar! more MADNESS on Cave of Crimes ...@fawzicave Podcast

sources :

https://en.wikipedia.org/wiki/Fritz_Haarmann 

https://allthatsinteresting.com/fritz-haarmann