France in the 1910s… In the world of art, loud mysterious crimes are happening. The task of unraveling them is given to the best detective in Paris—the brave monsieur Lenourreau. He paints pictures and tweaks his mustache. And he’s also a brilliant detective—Gabriel Lenourreau. In May 1912, he is assigned to investigate the circumstances of the death of the daughter of the German ambassador. Relations between France and Germany are heating up to the limit. Only in monsieur Lenourreau’s power to preserve the fragile peace in Europe. He begins the case—and in the dead body, he recognizes the model who had posed for him only recently.
An unheard-of prank for the ambassador’s daughter! What else is hidden in the girl’s death?…