The famous forensic phonetician Matthias Hegel is a luminary in his field. Even the slightest deviation in the sound of a voice is enough for him to distinguish truth from lies and thus convict criminals. But now the police consultant confesses to having committed a gruesome murder.
Director: Gregor Schnitzler
Writer: Michael Comtesse, Stefanie Veith
Producer: Marcus Olpp, Regina Ziegler, Tillman Geithe
Director of Photography: Ralf Noack