This story is about Americas first known serial killer. He had a short reign or terror, but man it was terrifying. While we will never truly know what all is responsible for, we know he was a complete monster.
SOURCES:
https://www.biography.com/crime/hh-holmes
https://en.wikipedia.org/wiki/H._H._Holmes
https://mysteriouschicago.com/h-h-holmes-the-shocking-truth-about-dr-holton/
