Forensic question marks

Real criminal cases that are still waiting to be solved and whose perpetrators have never been punished. What happened and how did it happen? The researcher Ondřej Krotil set about searching through archives, looking through investigative files and eyewitnesses to individual cases. How was it with Jan Masaryk? Where did the young female hitchhikers disappear to and what happened to the three hikers in the rocks? Follow the clues, search for clues, investigate "live" and enjoy a thrilling read until your last breath.