A young woman wants to know who is responsible for the death of her parents. Ten years ago, little Sonja and her brother Niki Schmitt lost their parents in a car accident. Mayor Gassner provided accommodation for the two at that time. Sonja now returns to her hometown to solve the death of her parents. She blames Mayor Gassner until she learns the whole truth.

A police department, lead by an older, experienced detective solve crimes together.

Tatort is a long-running German/Austrian/Swiss, crime television series set in various parts of these countries. The show is broadcast on the channels of ARD in Germany, ORF in Austria and SF1 in Switzerland.