"Why did you submit to arrest so easily, without any attempt to clear yourself?"

The Sergeant's gray eyes smiled, but his response was quietly respectful.

"I was condemned before I really knew what had occurred, sir. The sentry, the Sergeant of the guard, and the Lieutenant all insisted that I was guilty. They permitted me no opportunity to explain. I thought it just as well to remain quiet, and let the affair straighten itself out."

"Yet your action threw us completely off the trail," broke in McDonald impatiently. "It permitted the really guilty parties to escape. Did you see any one?"

"Black smudges merely, Major, apparently running toward the ravine. My eyes were blinded, leaping from a lighted room."

McDonald leaned forward eagerly, one hand tapping the table.

"Was one of them a woman?" he questioned sharply.

Hamlin's heart leaped into his throat, but he held himself motionless.

"They were indistinguishable, sir; mere shadows. Have you reason to suspect there may have been a woman involved?"

The Major leaned back in his chair, but the commandant, after a glance at his officer, answered: