Paris, 1796. Aristide Ravel, freelance undercover police agent and investigator, is confronted with a double murder in a fashionable apartment. The victims prove to be Celie Montereau, the daughter of a wealthy and influential family, and the man who was blackmailing her.Celie's enigmatic and bitter friend Rosalie Clement provides Aristide with intelligence that steers him toward Philippe Aubry, a young man with a violent past who had been in love...