The pillar answered. The seam tightened, shivering like a struck string. The monsters above paused, confused, like dogs whose owner stalled the walk. But the pillar demanded balance. Every note Arthasla gave took something in return; each time the seam drew in the strange, she felt a little of her own warmth drain like wax down a wick. Her vision narrowed; the saving hush she had taught others began to sound like a faraway thing. She kept singing.