When the Paris police's vice squad - on the orders of Police Chief Lépine - begin to clean prostitutes off the city's streets, a man's body is found in the Bois de Boulogne. Inspector Antoine Jouin is entrusted with the investigation.
Yvan De Wiel, a private banker from Geneva, is going to Argentina in the midst of a dictatorship to replace his partner, the object of the most worrying rumors, who disappeared overnight. Between hushed lounges, swimming pools, and gardens under surveillance, a remote duel takes place between two bankers who, despite different methods, are the accomplices of a discreet and merciless form of colonization.