An older businessman dies in a car crash and his younger wife would inherit his business and money. The question is if the crash really was an accident.
A young woman dies from heart attack and after her death no one can explain the amount of money she had. But her mother likes to know so she hires Matula to investigate.
A little crook and so called loser steals some jewelry out of a house as contract work. Afterwards, he is confronted with murder and asks Dr. Renz for help.
After a huge loss in a poker game a man is accused of murder. Renz defends him and finds himself as target of increasing attacks on his person. The question is who is responsible for those attacks, so Matula starts to investigate.
