Cael reached the wall first. He put his ear to the plaster the way he tested ice, flat and unhurried, and Mara watched his jaw move as he counted whatever answered him. The knock came again. Not louder. Patient, as the Ledger had been patient.
"There's a void behind this," he said. "Old drain course. It shouldn't hold anyone."
"Then it holds nothing," Tovan said. His voice had gone formal again, the boat-voice gone, the civic voice returned now that his feet were on stone he no longer guarded. "Seal it. We have six thresholds and one tide."
Cael was already working a nail loose with his knife. He did it the way he did everything, as if the argument in the room were weather and the board in his hands were the only real thing. Mara found she was watching his wrists instead of the page. She made herself look down.
The Ledger had not written since FIRST UNGUARDED DOOR WILL RECEIVE THE SEA. It waited too.
"Fen," she said. "Read me the vacated set. In order."
"Station threshold, held now by Warden Mere," Fen said, too fast, then slower, correcting himself into precision. "No. He holds the station. The vacated are the Harbor Watch house, the two bridge-heads, the customs shed at the low quay, the drying loft above Dane's inn, and the lower archive. Six. The first to receive the sea is—" He stopped. "It doesn't say which is first. It says the first unguarded door."
"The one nearest the water that no one stands in," Tovan said. "The customs shed. Nothing lives there in winter."
The board came free in Cael's hand with a wet tearing sound. Behind it was black, and cold breathed out of the black, smelling of iron and old rope. A light moved in it. Low, careful, shielded by a palm.
Mara knew the shape that carried it before she could name a single feature. That was the trouble with her. She could recite the order of every clerk who had signed the winter rolls for eleven years, but a face by itself unstitched in front of her, refusing to stay whole. This one refused harder than most. A woman. Grey coat. The lantern strap frayed at her shoulder so the light swung when she moved. Her features slid off Mara's attention like water off oilcloth.
Cael went still. Then he said a name, quiet, the way you say something you have kept in a dry pocket a long time. "Sile."
"Warden." The woman's voice was ordinary. That was the worst of it, how ordinary. "You're back on the rolls, then. I heard the wall change."
"Who is she?" Orren had taken out his spectacles and begun to clean them, breathing on each lens in turn. He did not look at the woman. He looked at Mara, letting the question hang so that someone else would have to make it a threat. "She is not in the record."
"No," Mara said. "She isn't."
She checked anyway. She turned back the last leaves and ran her finger down the winter column and the omitted column Nessa was not supposed to know she kept, and there was nothing. Not erased. Not entered. A person the town had never spent a line of ink on.
The Ledger woke under her hand.
A DOOR THE SEA CLAIMS MAY BE HELD BY ONE THE LEDGER DOES NOT HOLD.
Mara read it twice. The letters sat there, dark and reasonable, and she understood them the way she had understood the Rectification when she first found the recital, as a door that opened both directions.
"It can't take her," she said slowly, because saying it aloud made it examinable. "The sea can't cross a threshold to reach a guardian it can't recognize. Tovan surrendered the Harbor Watch when he took the station, because he had a name and a roof and the transfer moved with him. She has neither. She can stand in a doorway the sea is coming for, and the sea will find no one there."
Nessa laughed once, without warmth, shifting Elian higher on her hip. The child had gone silent, one fist knotted in her collar. "So the record's got a use for the people it forgot. There's a mercy."
"It is not mercy," Tovan said. "It is arithmetic. Six doors. If the unnamed can hold them, then we lose no householder tonight."
"You lose nothing tonight," Nessa said. "You never counted them to begin with."
Sile stepped through the gap into the station. She did it carefully, ducking the broken lath, and the lantern swung on its frayed strap and threw the room into swaying shadow. She looked at the wet page in Mara's hands and then at Mara, and there was no accusation in it, which Mara could have borne. There was recognition.
"You're the one who signs," Sile said. "I've heard you through the wall for years. You have a good hand."
Mara's mouth was dry. "You've been behind the station this whole time."
"Behind a good deal of it." Sile set the lantern on the floor. When she crouched the strap slipped entirely and the light tipped, guttered, nearly went out. She caught it. "The dry parts are behind the walls. Your bargain keeps the streets. It doesn't keep the gaps between."
Cael crossed the room. He didn't ask. He knelt beside her and took the lantern's leather strap in both hands, felt along it until he found where it had rotted through, and drew a length of waxed cord from the coil at his belt. He threaded it through the buckle-holes without looking up, worked a knot Mara didn't know the name of, and tested it with a short tug. Then he looped it back over the woman's shoulder and shifted the lantern so it hung at her hip where it couldn't swing into her legs.
"There," he said. "You'll not drop it now."
It took him perhaps forty seconds. Nobody spoke while he did it. Mara stood with the Ledger open and heavy and could not stop watching his hands finish the knot, the small certainty of it, the way he had decided the most useful thing in a flooding town was that a woman's light should not fall. She had framed him. She had struck his name out with her own good hand. And she could not look away from him mending a strap for someone the town had never bothered to name.
She made herself speak. "If she takes the customs shed, what does the record hold in exchange?"
The Ledger answered before Sile could.
THE EXAMINER HOLDS THE UNNAMED.
Orren stopped cleaning his spectacles. "Meaning?"
Mara had already read forward, three lines, four, the way she read everything, ahead of her own dread. "Meaning she guards the door while she has no name. And I am accountable for her having none." She looked up. "If I ever enter her — if anyone does — the guardianship ends and the door opens to the sea."
The room understood it in stages. Fen understood first, being quick, and his face did the thing it did when he'd read something he wasn't meant to. Tovan understood next and found it acceptable, which was worse. And Cael, still kneeling, looked up at Mara across the swinging light, and she watched the arithmetic reach him.
"So that's the shape of it," he said. He rose slowly. "Every erased soul is a nail the record can drive where it likes. You'd keep us struck out because struck out is useful." He wasn't shouting. He never shouted. "You told me my name was coming back. You told me there was a dispatch record. And now the Ledger's shown you a whole trade in people it doesn't hold, and you'll want them to stay that way. All six doors, one at a time."
"I did not choose this clause," Mara said.
"You chose the ritual." He said it without heat, which let it land. "You always have your paper. Give me the paper that says I get my name and she keeps hers."
She had none. She stood there with the whole ordered set of consequences arranged in her head, first door to last, and not one line she could offer him that wasn't a debt she'd have to keep other people in the dark to pay. When she was pressed she counted. She could not count her way out of this.
Sile picked up the mended lantern. The knot held. "I'll take the shed," she said, to Mara, not to Cael. "I've held worse than a door. But the warden's right about the shape. You'll owe me the same as him now, and you can't clear one of us without opening a way in for the water." She almost smiled. "You'll learn to like us forgotten."
"Wait," Mara said. "The tide—"
"—is turning. I know the sound of it better than your bell." Sile ducked back toward the gap. At the threshold of the black she paused. "There are others," she said. "You'll want them. Count them if you can."
She went in. The light moved away along the drain course, dimming, until the wall was only wall again.
The Ledger pressed a single word beneath THE EXAMINER HOLDS THE UNNAMED.
ONE.
Then, from further along the station wall, past Elian, past the sealed archive stair, another knock. Spaced, patient, from deep in the stone. And behind it, fainter, a third — and a fourth beyond that, at intervals, as if the whole cliff were full of people who had heard the wall change, and were only now deciding to answer.
Mara counted. She could not help it. She got to five before Cael took Elian from Nessa's arms without a word and stood between the child and the wall, and she lost the number in the sound of his boots on the wet floor.