“Badger—at this hour!” he muttered darkly. “What does he want?”

“He says he must see you, sir.”

“Must?”

“That was the word, sir.”

“Must! Ha! What matters? Let him come up.”

The humpback called down the stairs:

“All right, Peters! Let him come up!”

And Nick Carter quickly mounted the stairs.

CHAPTER X.
A MYSTERIOUS DISAPPEARANCE.

Though not particularly elated over having located Flood so promptly, Nick Carter felt considerable satisfaction in that he had accomplished it before Detective Gerry, who, he expected, might arrive upon the scene at any moment. That Flood’s arrest would immediately follow, unless Nick saw fit to prevent it, the detective had not a doubt.