Chalk circle man

Jean-Baptiste Adamsberg is not like other policemen. His methods appear unorthodox in the extreme: he doesn't search for clues; he ignores obvious suspects and arrests people with cast-iron alibis; he appears permanently distracted. In spite of all this his colleagues are forced to admit that he is highly successful - a born cop. When strange blue chalk circles start appearing overnight on the pavements of Paris, the press take up the story with amusement and psychiatrists trot out their theories. Adamsberg is alone in thinking this is not a game and far from amusing. He insists on being kept