In the second Zurich "crime scene", Isabelle Grandjean (Anna Pieri Zuercher) and Tessa Ott (Carol Schuler) investigate the murder of the chocolate manufacturer Hans-Conrad Chevalier and in many respects reach their limits.
Entrepreneur Hans-Konrad Chevalier is found dead in a luxurious villa – beaten to death and shot. The brutal procedure indicates a relationship act. The murdered man ran the famous Chevalier chocolate factory – together with his daughter Claire (Elisa Plüss). The investigations lead the profiler Tessa Ott (Carol Schuler) back to her roots, the posh residential area on the Zürichberg. In this area of the super-rich, everyone could live a happy "chocolate life" (a life on the sunny side). But appearances are deceptive. Apparently the head of the company was Chevalierdepressed and suicidal. His own family never accepted his homosexuality. His mother Mathilde (Sibylle Brunner) obviously never thought much of her gay son. After his murder, she is now pushing back to the top of the company. Past granddaughter Claire, who works day and night in the company and wants to succeed her father. However, the company has been in the red for a long time. Claire's dubious fiancé (Urs Jucker) takes advantage of the situation. At the same time, Claire makes her father's conflicting will disappear. The inspectors realize that a power struggle is raging at "Chocolat Chevalier". Was the murdered patron its first victim? The investigations are difficult. everything speaks for.