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.
During the final rehearsal of Haydn's "The Creation," a member of the props department is found shot dead at the opera house—posed as if in a stage production. A weapon from the costume department is missing. Ballauf and Schenk's investigation initially leads them to the singers, but soon a second murder occurs.