The index of perfume was a list of fragrances that were similar to the one found on the victims. By analyzing the ingredients and chemical composition of the perfumes, investigators were able to narrow down the list and eventually identify the specific fragrance used by the killer.
Grenouille, by contrast, is an anarchist. He has no use for Baldini’s index because he does not want to describe smells—he wants to possess them. His apprenticeship under Baldini is a trick: he steals the master’s technical knowledge (the how of blending) but rejects his conceptual framework (the why of beauty). For Grenouille, an index is a weapon. He learns the “grammar” of perfume only to invent a new, terrifying syntax: a scent that makes people love him. index of perfume the story of a murderer
