"I sleep little. It's a farce even to lie down. I will watch, Herr Rowland." And as the American protested he pushed him gently toward the vacant cot. "It is sometimes occupied by another--but it is quite clean. Bitte, Herr Rowland."

And so with a sigh Rowland obeyed. But it was a long while before he slept for the events of the day and night had brought high nervous tension which refused to diminish. But at last, admitting the wisdom of his strange host, Rowland relaxed and closed his eyes. The last waking memory he had was of Markov, sitting in the chair beside Zoya's bed, bending forward intently, like a mother at the bedside of a sick child.

CHAPTER XX

ESCAPE

Rowland slept lightly and was awakened by a sound overhead, a scuffling upon the tiles of the roof. Herr Markov already stood upright by the window, listening. Rowland started, wide awake at once, but a gesture from his host halted him.

"Under the couch," he whispered, "the covers will hide you."

And Rowland obeyed quickly, aware that the sound of shots would soon have the hornets about their ears.

Whoever was upon the roof was slowly sliding down to the window. Soldiers! They had followed the wounded Zoya. Even the rain...?

He heard Herr Markov's voice out of the window.

"What the devil do you do up there?"