Breslau, spring 1945. Sixty-two-year-old suspended officer Eberhard Mock conducts a private investigation into the murder of the stepdaughter of a prominent anti-fascist. The hero, wise in life, wanders through the bombed city, constantly exposed to death. He must choose between the need to find out the situation and the desire to ensure the safety of his wife, between escaping Breslau and staying in the city. “Fortress Breslau” is a masterfully constructed detective story, based on the best traditions of the genre, original and surprising. The exquisite style creates a mysterious mood, intense intrigue slowly reveals its secrets to the readers, the characters are interesting and ambiguous. Krajewski paints a picture of ancient Wroclaw with extraordinary precision. This time the reader also passes through the underground part of the city, turned into a stronghold by the Germans. Regular readers will find the best in the fourth part of the series, for beginners it will certainly be the beginning of a reading adventure.