I saw Vertorix look up the sheer cliffs and then down, and shake his head in despair. Tamara put her arms about his neck, and though I could not hear their voices for the rush of the river, I saw them smile, and then they went together to the edge of the ledge. And out of the cleft swarmed a loathsome mob, as foul reptiles writhe up out of the darkness, and they stood blinking in the sunlight like the night-things they were. I gripped my sword-hilt in the agony of my helplessness until the blood trickled from under my fingernails. Why had not the pack followed me instead of my companions?