Loosely inspired by a real criminal court case. It took place in Prague and the Tatra Mountains between 1926 and 1928 and was later described as one of the biggest, if not the biggest, cases the pre-Munich Republic had ever seen. Nevertheless, the police and judiciary at the time failed to clarify and close the case in such a way that it would not raise legitimate questions long after the trial had ended. Even though the court handed down its verdicts, the case remained open in a way, and this is also reflected in the script, which remained faithful to the facts in its basic outline," says screenwriter Václav Šašek, author of the two-part television production The Trial of the Martyn Murderers...

The psyche of a ruthless secret agent in Cold War Czechoslovakia begins to unravel when he obsesses over the girlfriend of a suspected subversive he is tracking. This taut political thriller is a bleak and potent rendering of the emotional destruction wreaked by totalitarianism.