What drives a mysterious figure to ignite a trail of fires across Chicago's north side, leaving behind only cryptic clues and a haunting melody? Join us as we delve into the baffling case of a fedora-wearing arsonist, whose sinister purpose is shrouded in mystery. With each twist and turn, the puzzle deepens, and the truth seems to slip further away. Will the city's finest be able to unmask the culprit, or will the enigmatic figure remain forever hidden in the shadows? Tune in to find out, as we explore the dark alleys and unexpected twists of this gripping true crime tale.