“I don’t understand,” Léon whispered.
The rain on Rue Montyon had a particular sound—not a dramatic drumming, but a quiet, greasy patter against the awnings of the covered passageways. To Léon, who had walked this street for thirty years, it was the sound of small hopes.
The key opened a tiny locker at the public baths on the corner. Inside the locker: a small brass compass, broken. The next Thursday: another envelope, another clue. A dried flower. A photograph of a woman’s hand. A pawn ticket for a wedding ring.
Rue Montyon was a street of thresholds. It linked the frantic Grands Boulevards to the quiet, respectable Faubourg Montmartre, but it never fully belonged to either. By day, it was a market street: the smell of overripe melons, the shriek of a fishwife, the gentle fraud of a fabric merchant selling “genuine Lyons silk.” By night, it was a shortcut for those who wished not to be seen.
Léon was a clerc de notaire , a junior clerk in a dusty study just off the rue. His life was columns of figures and the dry scratch of a steel nib. But every Thursday, he became a different man. On Thursdays, after locking the office, he would walk to the middle of Rue Montyon, pause by the iron grate of the old fountain, and wait.
And Rue Montyon, that humble, overlooked street, had become the most important place in the world.
So Léon played along. Each Thursday, he solved the riddle. Each Thursday, he found a small, sad object. And each object, when he investigated, turned out to be a piece of a puzzle he didn’t know he was part of.