“I got your wire and came up at once. Look here, I’ve been round to Hoffberg, and they know nothing about that man of theirs last night, or the wire either. Do you think that⁠—”

Poirot held up his hand.

“My excuses! I sent that wire, and hired the gentleman in question.”

“ You ⁠—but why? What?” The nobleman spluttered impotently.

“My little idea was to bring things to a head,” explained Poirot placidly.

“Bring things to a head! Oh, my God!” cried Lord Yardly.

“And the ruse succeeded,” said Poirot cheerfully. “Therefore, milord, I have much pleasure in returning you⁠—this!” With a dramatic gesture he produced a glittering object. It was a great diamond.