On the forty-sixth day, a messenger came from the south.
Not one of Casvar's people — Kael had learned to distinguish them by their Fracture patterns, the way soldiers in a unit develop a shared quality over time, a resonance of accumulated similar experience. This one was different. The Fractures ran in an unfamiliar configuration, someone from a different institutional structure, and they were travel-worn in the specific way of someone who had moved fast across a long distance.
He arrived at the citadel's main gate and was admitted after a delay long enough that someone had made a decision about it. He was brought to Casvar's receiving room, which Kael had not been in before — a room on the second level that Casvar used for things that required more formality than the upper lesson room and less intimacy than the floor.
Kael was not summoned. He went anyway, because the word for messenger had reached him through the walls in the particular way that words reached him now — through the pull, through the dead in the corridors who absorbed the ambient quality of a space and reflected it back to him in ways he was still learning to read. He went and stood in the corridor outside the receiving room and listened.
He had one hundred and forty-three words. The conversation inside had considerably more than that. He caught approximately half.
What he caught: the word for south. The word for collapsed — the same one Casvar had used. The word for territory, used several times in sequence with different qualifiers. The word for refugees, which he had not known before and filed immediately. The word for alive. The word for border. And, near the end, a word he did not know that Casvar's response to was the first elevated vocal register Kael had heard from him in forty-six days.
He went to find Seren.
She was in the reading room, the one with the door always ajar at the same angle, and she had the old cloth document spread before her — the one she had been reading when he arrived with his yes on the thirty-seventh day. She looked up when he appeared.
He said: "Southern messenger. Refugees." He paused, reconstructing. "Something about the border. And a word I don't know that made Casvar respond in a way I've never heard from him."
She said: "Say the word."
He said it — the sounds committed to memory the way he committed everything, precisely, for later translation.
Her expression changed.
He said: "Tell me."
She said: "It's the word for the people who lived in the territories adjacent to the southern working. Not the Soul-Lords' own people — the ordinary population. The living." She paused. "The collapse of the working released the accumulated Resonance not just outward but downward, into the living world borderlands. When Resonance discharges at that volume into a populated area—"
He said: "What happens."
She said: "It moves through the living the way the backlash moved through my channels. Except the living don't have channels built for it. And the discharge wasn't controlled."
He said: "How many."
She said: "I don't know. The word the messenger used is used for mass events. Not individual deaths."
He sat down on the floor of the reading room. He sat with it.
He thought about twelve hundred unfinished directions. He thought about what those directions had arrived at. He thought about the five Soul-Lords at the center who had not survived the passage, and the working collapsing, and the accumulated Resonance of eleven years discharging outward and downward into territory that had not been part of the calculation.
He thought: Casvar knew the working would collapse. He knew what collapse at that scale would release. He may not have calculated the downward discharge into the living world borderlands.
He thought: or he calculated it and accepted it as the cost of the alternative.
He thought: those are different things, and I do not know which one is true, and I need to know.
He stood. He went to find Casvar.