known to me, for such a purpose?" cried the superior. "Oh, Monsieur le Préfet, Florence is incapable of doing such a thing!"
The girl was silent, but her drawn features betrayed the feelings of alarm that upset her.
Don Luis went up to her and said:
"The mystery is clearing, Florence, isn't it? And you are suffering in consequence. Who put the letter in Mother Superior's room? You know, don't you? And you know who is conducting all this plot?"
She did not answer. Then, turning to the deputy chief, the Prefect said:
"Weber, please go and search the room which Mlle. Levasseur occupied."
And, in reply to the nun's protest:
"It is indispensable," he declared, "that we should know the reasons why Mlle. Levasseur preserves such an obstinate silence."
Florence herself led the way. But, as Weber was leaving the room, Don Luis exclaimed:
"Take care, Deputy Chief!"
"Take care? Why?"
"I don't know," said Don Luis, who really could not have said why Florence's behaviour was making him uneasy. "I don't know. Still, I warn you"
Weber shrugged his shoulders and, accompanied by the superior, moved away. In the hall he took two men with him. Florence walked ahead. She went up a flight of stairs and turned down a long corridor, with rooms on either side of it, which, after turning a corner, led to a short and very narrow passage ending in a door.
This was her room. The door opened not inward, into
