With the highly efficient help of Inspector Bourdeau, his second-in-command, and wise advice from Mr. de Noblecourt, a retired judge, Nicolas Le Floch uncovers a dark conspiracy. Caught up in a serious corruption scandal, the Count de Ruissec had recently had Army Lieutenant of Dragons Jean de Langremont killed, to silence him.

With the highly efficient help of Inspector Bourdeau, his second-in-command, and wise advice from Mr. de Noblecourt, a retired judge, Nicolas Le Floch uncovers a dark conspiracy. Caught up in a serious corruption scandal, the Count de Ruissec had recently had Army Lieutenant of Dragons Jean de Langremont killed, to silence him.

1777: France and England are at war over the independence of the United States. Nicolas le Floch, missioned by Louis the 14th to spy on the Duke of Chartres, who has his sights on the admiralty, witnesses the latter's cowardice in combat. He reports the facts to the king who nominates his cousin General of the light cavalry instead ... Le Floch has just made a mortal enemy out of him.

1777: France and England are at war over the independence of the United States. Nicolas le Floch, missioned by Louis the 14th to spy on the Duke of Chartres, who has his sights on the admiralty, witnesses the latter's cowardice in combat. He reports the facts to the king who nominates his cousin General of the light cavalry instead ... Le Floch has just made a mortal enemy out of him.

The young count Louis Charles of Allas is discovered beheaded. Nicolas le Floch, who has been sent to Aquitaine to investigate, discovers that there are other victims. Bourdeau, la Satin and Semacgus are his partners on this dangerous mission.

The Queen of France asks the curious Count of Saint Germain to give the Teardrop of Warsaw back its shine. If this pearl were to fade away, a terrible curse would strike the Monarchy. But the jewel has been stolen... and Nicolas Le Floch is in charge of the investigation.

Nicolas Le Floch conducts an investigation into a spate of deaths by poison at the house of the influential M. de Montault. Before another poisoning occurs, he has to discover the identity of the mysterious enemy and what the motive could be for targeting de Montault family.

Nicolas Le Floch is going through a rough period: Louis XV is dead and Sartine has resigned from his post as Lieutenant General of Police to become Secretary of the Navy. Nicolas now works under the orders of a certain Le Noir and must investigate a murder committed at Monsieur de Saint Florentin's Mansion, minister to the new king.

Having just risen to the rank of police commissioner at the famous Chatelet in Paris, Nicolas Le Floch, a handsome young man from Brittany, is put in charge of investigating the murder of the young Viscount Lionel de Ruissec. But the viscount's family is thwarting the investigation, and doesn't want an autopsy. Le Floch discovers that the young man died after being forced to eat molten lead.

Paris is celebrating the Dauphin's coming of age by throwing a fireworks-filled party. Euphoric crowds eagerly await the celebrations, but police commissioner Nicolas Le Floch is worried: the incompetent Major Langlumé is handling security, instead of Royal Police Lieutenant Mr. Sartine. Nicolas' worst fears are confirmed when panicked revelers are crushed to death.

Leading the investigation into the death of an Italian noble, Nicolas Le Floch discovers the true identity of "The Claw", the kingdom's most wanted bandit. The Claw robs from the wealthy, but he's no Robin Hood. Le Floch must find a way to foil his plans and stop him once and for all.

A mysterious prisoner dies while trying to escape from the prison of Fort-Lévêque. Nicolas le Floch's investigation on the murder of the stranger will lead him right in the middle of an espionage case involving the Minister of the Navy, Monsieur de Sartine, who will stop at nothing to establish the supremacy of the French fleet in the war against the English.

Having just risen to the rank of police commissioner at the famous Chatelet in Paris, Nicolas Le Floch, a handsome young man from Brittany, is put in charge of investigating the murder of the young Viscount Lionel de Ruissec. But the viscount's family is thwarting the investigation, and doesn't want an autopsy. Le Floch discovers that the young man died after being forced to eat molten lead.

Nicolas Le Floch is involved in a stormy love affair with Julie de Lastérieux when she's found poisoned in her bed and he becomes the number-one suspect. As he fights to clear his name, the young police commissioner discovers that Mme de Lastérieux was working for the king's secret police. To get Nicolas away from the investigation, Louis XV sends him on a secret mission to London.

A mysterious prisoner dies while trying to escape from the prison of Fort-Lévêque. Nicolas le Floch's investigation on the murder of the stranger will lead him right in the middle of an espionage case involving the Minister of the Navy, Monsieur de Sartine, who will stop at nothing to establish the supremacy of the French fleet in the war against the English.

During the reign of the young Louis the XVI, Nicolas Le Floch must struggle through terrible events, political and personal alike. Back from a mission in Vienna, he finds Paris in an uproar: the bakers' blood. With the support of the king and the help of his faithful friends, he investigates the suspicious murder of a baker that soon leads him to suspect a plot.