""I eagerly await the next instalment." "
In 1761, in pre-revolutionary France, Nicholas Le Floch travels from Brittany to Paris to become a police recruit. Although initially disorientated at being plunged into the carnival atmosphere of the capital, under the guidance of his mentor, Monsieur de Sartine, Nicholas sets about his training. He resides at the house of Guillaume Lardin, a police inspector who shortly afterwards disappears, with his wife, her lover and close friends implicated in the disappearance. Nicholas is given the task of investigating the mystery with the strict instructions to report only to Monsieur de Sartine direct.
His investigations which the king is taking a close interest in, put his life, and those around him in danger as he attempts to unravel the intrigue surrounding the case.