Crime Time: On the Trail of a Serial Killer

Prosecutors, forensic scientists, police officers and profilers describe the cases that they won't forget any time soon. How do you manage to convict the perpetrators? What makes real killers tick?

2016: the magician Riconelly has been murdered. After some confusion, the trail leads to Tuba S., a 36-year-old woman who is suspected to be the murderer. Soon it transpires that Riconelly was not her first victim. Tuba S. is one of the very few female serial killers that exist in Germany. We go on a thrilling search for the murderess together with profiler Mark T. Hofmann, among others, and pursue the question: What makes a person a serial killer?