Strangely enough, In Search of Lost Time could be considered as a protacted detective novel; the story in itself does not make Proust’s novel a whudunnit or a thriller; but the epistemology which underlines Proust’s fiction is close to what Carlo Ginzburg labelled the ‘evidential paradigm’. This study tries to understand why the hero of In Search of Lost Time is at the same time a sagacious semiologist, remarkably able to decipher signs and search clues, and a disastrous detective, whenever he undertakes to discover a truth related to his own complicated love affairs. This intriguing paradox could be overcome if we remember the legal status of homosexuality at the turn of the xixth and xxth centuries. Detectives and inspectors appear in Pro...