Volume 1 focuses on arguably the most horrific, unsolved murder mysteries in history. From Jack the Ripper, Lizzie Borden, The Mad Butcher, The Black Dahlia and The Zodiac Killer, Cheryl Pula has brought together little known facts about each crime and recaps the top suspects, most of whom you have probably never heard of before now! See if you can figure out who the killers really were.