He stood very still a moment; then looked about him as though he feared that some watching spy might read on him the ugly intention that of a sudden had leapt to life in his heart.

Swiftly it spread, and took more definite shape, the reflection of it showing now upon his smooth, handsome face, and disfiguring it beyond belief.

He drew away from the wall, and took a turn or two upon the ramparts, one hand behind him, the other raised to support his drooping chin.

Thus he brooded for a little while.

Then, with another of his furtive glances, he turned to the north-western tower, and entered the armoury.