"Of course I had! But why hurry? The reason I placed you in the detective office was that I might know what was being plotted against me. Since you tell me that I'm in danger, I shall cut my stick."
And, as Mazeroux looked at him with increasing bewilderment, he tapped him on the shoulder and said severely:
"You see, Sergeant, that it was not worth while to disguise yourself as a cab-driver and betray your duty. You should never betray your duty, Sergeant. Ask your own conscience: I am sure that it will judge you according to your deserts."
Don Luis had spoken the truth. Recognizing how greatly the deaths of Marie Fauville and Sauverand had altered the situation, he considered it wise to move to a place of safety. His excuse for not doing so before was that he hoped to receive news of Florence Levasseur either by letter or by telephone. As the girl persisted in keeping silence, there was no reason why Don Luis should risk an arrest which the course of events made extremely probable.
And in fact his anticipations were correct. Next morning Mazeroux came to the little flat in the Rue de Rivoli looking very spry.
"You've had a narrow escape, Chief. Weber heard this morning that the bird had flown. He's simply furious! And you must confess that the tangle is getting worse and worse. They're utterly at a loss at headquarters. They don't even know how to set about prosecuting Florence Levasseur.
"You must have read about it in the papers. The examining magistrate maintains that, as Fauville com-
