The surroundings of the town of Concarneau in Brittany have long been loved by the artistic bohemia - of course, because the great impressionists once lived and worked there... But this time someone used art of a completely different kind - the art of killing and remaining unnoticed. interfered with the harmless old man Pierre-Louis Pennec, a favorite of the Parisian celebrities who stayed at his Hotel Central? And this murder is only the first, it is followed by another, at first glance, equally unmotivated... Commissioner Georges Dupin, always dissatisfied with life, transferred to a “dead provincial hole” from Paris, begins an investigation - and soon realizes: in fact, in in a small Breton town such passions are in full swing and such morals reign that you rarely see something like this in the capital...