This gripping series delves into the minds of history's most notorious murderers. Through expert analysis and case studies, it uncovers their cryptic communications, explores their dark motives, and examines what made them become killers.

This gripping series delves into the minds of history's most notorious murderers. Through expert analysis and case studies, it uncovers their cryptic communications, explores their dark motives, and examines what made them become killers.