剧情犯罪悬疑
BKA commissioner Frank Müller is found as a "body in water" in Prague. His colleague Jan Koller (Roeland Wiesnekker) is then sent to the capital of the Czech Republic to investigate - because he comes from the city on the Vltava. However, the theater-loving policeman does not associate the city with beautiful childhood memories, but rather one or the other trauma. In Prague, the German patrol officer Klára Majerova (Gabriela Maria Schmeide) is put to the side: She has just been demoted and is given the job mainly because she has sufficient knowledge of German to work with. She hopes to be able to recommend herself for rehabilitation, but the German commissioner brings her to despair with his unorthodox approach