“No one shall know anything, signore,” replied the man. “Morgan and the maids are all in ignorance—for you, signore, kept it so cleverly from them.”

“A woman never can keep a secret,” Kirk answered sharply, “and if we are to fathom the mystery of your master’s death not a word must leak out. You know what I have told you.”

“I recollect, signore,” the man replied. And, using the Italian oath, he said, “I have promised you, upon the tomb of my sainted mother.”

“Then close this room, and with your brother keep a watchful vigil until to-morrow.”

And we both went out, and were soon running in the car back towards Bedford Park.

Arrived at his house, he insisted that I should enter for a “night-cap,” it being then just past three o’clock. Therefore, reluctantly, I accompanied him within.

In his study a tantalus-stand and glasses were upon the table. He had thrown off his overcoat, and was about to pour me out some whisky, when the telephone bell suddenly rang. He put down the glass, and, walking to the instrument, answered the summons.

“Hulloa? Yes?” he said.

Then, as he listened intently, his face blanched. He spoke some quick words in German, which, unfortunately, I could not follow. They seemed like instructions.

Again he listened, but suddenly whatever he heard so appalled him that the receiver dropped from his thin, nerveless fingers, and with a low, hoarse cry he staggered across to his big grandfather chair, near which I was standing, and sank into it, rigid, staring, open-mouthed.