New York : Delacorte Press, 2010.
375 p. ; 24 cm.
Originally published as: Blue demon. London : Macmillan, c2009.
When a terrorist group stationed in Rome adopts a symbol from an ancient civilization to justify a violent agenda targeting a G8 conference, Nic Costa of the Questura is called upon to discern the plot and uncovers disturbing links to top government levels.