"Yes."

Perenna reflected; and then, in a serious voice:

"Would you have fired, Mazeroux?"

The sergeant lowered his head and said faintly:

"Yes, Chief."

Perenna looked at him without anger, with a glance of affectionate sympathy; and it was an absorbing sight for him to see his former companion dominated by such a sense of discipline and duty. Nothing was able to prevail against that sense, not even the fierce admiration, the almost animal attachment which Mazeroux retained for his master.

"I'm not angry, Mazeroux. In fact, I approve. Only you must tell me the reason why the Prefect of Police—"

The detective did not reply, but his eyes wore an expression of such sadness that Don Luis started, suddenly understanding.

"No," he cried, "no!… It's absurd … he can't have thought that!… And you, Mazeroux, do you believe me guilty?"

"Oh, I, Chief, am as sure of you as I am of myself!… You don't take life!… But, all the same, there are things … coincidences—"