The first episode examines the serial rapist Niklas Eliasson, also known as the Örebro man, who was sentenced to twelve years in prison. Is there an explanation for Niklas' misogyny in his upbringing?

On August 14, 2016, the unthinkable happens. In the small community of Utanede outside Östersund, a father takes his eleven-month-old daughter and throws her over the edge into a power plant dam.

The Ljungby fraudster David Zlatariu is considered to be one of Sweden's worst fraudsters of all time. His victim testifies to an almost surreal ability to deceive people into trusting him.

Sara Svensson became known as "The Nanny" for the entire Swedish people when in January 2004 she murdered the parishioner Alexandra Fossmo in Knutby outside Uppsala.

According to Sara, she had been commissioned by God to kill. Sara was sentenced to psychiatric care, but the question is what made her able to be influenced to take another person's life.

Martin Trenneborg became nationally known as the Bunker Doctor when in September 2015 he kidnapped the escort girl ""Isabell"" and locked her up in his bunker deep in the forests of Småland.