The quire of discrepancies grew to eleven pages by the first thaw of the new year, and it was Hamo, reviewing it with Thomas one quiet evening in the scriptorium, who finally voiced the question neither of them had wanted to ask directly.
"Eleven pages," he said, turning through the careful, dated entries — the lake trip, the neighbors, a cousin's wedding Thomas's mother mentioned attending that he had no memory of anyone in his family ever planning, a dog's name that changed twice within a single month's letters without any acknowledgment that anything had changed at all. "You have been remarkably disciplined in recording each one, Thomas. I confess I do not know what to make of the pattern they form together."
"Neither do I. I've stopped trying to guess whether it's my memory failing or the world itself shifting, the way Victoria first suggested. I don't think the distinction matters as much as I once believed it would. Either way, the world I remember and the world my mother's writing from are no longer quite the same world, and the gap between them keeps growing." Thomas turned the pages himself, each entry a small, private grief he'd learned, slowly, to carry without it consuming every other part of his days. "I keep thinking about something the relay told me, years ago, before it went mostly silent. That every change I make here heavies the past. I used to think that meant something abstract — a kind of cosmic weight, difficult to picture properly. I think now it might have meant something considerably more literal. That the past itself is being reshaped, slowly, by everything I've built here, until the version my mother's actually living inside barely resembles the one I left."
Hamo was quiet a long moment, his old scholar's mind visibly working through the theological and philosophical weight of what Thomas had just described. "I find myself thinking of a debate I once had, as a young monk, about the nature of divine memory — whether God's knowledge of the past is fixed for all time, or whether it can be altered by the choices men make in the present, given sufficient time and sufficient consequence. I dismissed the question then as an idle scholastic exercise, the kind of puzzle clever men invent to pass a long winter. I did not imagine I would one day watch a friend live through a version of it made frighteningly literal."
"Do you have an answer? From all that old debate?"
"No satisfying one. The Church has never settled it cleanly, and I do not believe your own stranger metaphysics owes the Church's unfinished arguments any particular loyalty regardless." Hamo closed the quire gently, setting it aside with evident care. "I will offer you something considerably less grand than a settled answer, Thomas, since I have none to give. I will offer you the same counsel I gave you once before, when the falling number first frightened you properly. Whatever is happening to the world you left, you cannot stop it from here, any more than you can stop the anchor's own decline. You can only continue building the days you still have, honestly and fully, and trust that the record you're keeping — this careful, aching quire of everything you've lost — will mean something to whoever eventually reads it, even if neither of us ever learns the full shape of what it's actually documenting."
Thomas sat with that a long while, the candle between them burning low, and found, as he so often did lately, that Hamo's plain, hard-won wisdom offered less comfort than clarity — a clean, honest acknowledgment of the limits of what either of them could actually control, rather than any false promise that the fear might yet resolve itself neatly.
"I keep wondering," he said finally, "whether my mother notices anything wrong on her end. Whether the letters read strangely to her too, somehow, or whether the changes simply settle into her own memory as smoothly as they've apparently settled into the world itself, leaving her with no reason at all to suspect anything's different than it's always been."
"I do not know, Thomas. I suspect you may never know, unless the anomaly grants you some further fragment of explanation before it finally falls silent for good." Hamo's expression, in the low candlelight, carried real, unguarded compassion. "I will tell you honestly that I find this particular grief harder to counsel than any other you've brought me. A falling number, I can at least urge you to face with courage. A world quietly becoming a stranger to you, one small forgotten detail at a time, offers no such clean target for courage to aim itself against. I am sorry I have no better wisdom to offer you tonight than simply sitting with you in the difficulty of it."
"That's not nothing, Hamo. I think that might be exactly what I needed tonight, even if it isn't an answer."
They sat together a while longer in the scriptorium's quiet dark, two men who had each, in their own separate ways, learned to carry an uncertainty neither of them could fully resolve, and found, in the shared silence, something considerably closer to peace than either might have managed facing the same fear entirely alone.