On the move, the amateur detective is accompanied by one of the brothers girlfriend. They have to work out a lot of traces, clues and rebuses - seemingly meaningless clusters of letters in the picture of a Hungarian painter, fragments of words created in the sea by bodies of phosphorescing worms, puzzling shapes of jelly sweets found in a small shop in Croatia or the plot of an American sci-fi thriller movie, which the protagonists watch in the cinema in Rome suburb.
Such leads send the heroes from town to town, the plot takes part on night trains and many places in Europe - in Bratislava, Budapest, Lublan, on the islands of Mykon and Crete... With the search for the murderer of both the brothers many other stories are interconnected, and they take the readers to even more distant places of the Earth: Moscow, Boston, Mexico City...