NIJIKA
She does not go home.
She ends up at the school. Her feet take the route her body knows without consulting her — past the river, past the old tree that has grown into the fence, through the back gate, around to the door with the stuck tile. She presses the tile. The door opens. She goes up.
The roof in December is very cold. She sits where he used to eat lunch — back against the door, the sky above her the specific dark blue of a December evening, the city lights beginning to assert themselves against it.
She thinks.
She is the one who remembers. Ten timelines. Every version of him she has found at the lake. Every version of the kitchen table and the cold tea and the theory and the kiss that was never named. She carries all of it and she understands now, with the precise, assembled clarity of someone who has been working toward a conclusion for a long time, what all of it was for.
She was being prepared.
Not by anything that intended her preparation — the shadow does not care about her, she is not part of its plan. But by the specific nature of what she is, what she has always been: the one who retains. The one who accumulates. The one who, when everything else resets, still carries the previous state. This is not a gift. It is a function. And the function, it turns out, was to understand exactly this: what he did, how he did it, and what it means for where he is now.
She thinks about the fabric. About the threads. About what it means to enter the structure permanently — to become the thread rather than travel along it. He is not nowhere. He cannot be nowhere. The fabric does not discard things. It absorbs them. He is in it — woven into the December afternoon on that street, present in the structure of that moment, irremovable.
Which means he is still in time.
Which means time still contains him.
Which means the theory — the theory they built together across kitchen tables and Thursday afternoons, the theory that was always, underneath everything, a framework for reaching what seems unreachable — can find him.
It will take longer than a night on a roof. It will take the kind of work that cannot be rushed and cannot be shortcut and must be built piece by piece the way the original theory was built: carefully, from every available angle, with every variable accounted for. It will take years.
She has years.
She gets up. She goes to the apartment. She opens his notebook — left at her place three weeks ago, never asked back, she understands now that this was not an accident, that he had been leaving things with her before he knew he was going — and she turns to the last page he wrote on.
She reads the poem.
She reads: beside this person who remembers things I have not yet told her.
She reads: that is the frequency I was looking for.
She turns to the next blank page.
She picks up a pen.
She writes, in her handwriting that tilts slightly to the left:
His name was Kakeru Asakura. He was seventeen years old. He was from Yamanashi Prefecture. He studied time. He was right about all of it. He sacrificed himself for me on a December afternoon and in doing so became part of the fabric of time permanently. He is not gone. He is woven in. I am going to find him. I do not know how yet. But I know the theory. I know the fabric. I know what frequency sounds like. And I will not stop.
She closes the notebook.
She opens it again immediately and begins writing the next page.
She works until dawn.