The question that had kept Yui Yamamoto awake since the drizzle began to outlast her coat was simple: what is the cost of a record that no one believes? She sat at the census taker’s desk, the wood worn smooth by forty years of hands, and watched the flag rope slap the pole in the grey morning light. The Imperial Botanical Survey was not a place for sentiment, yet her ledger of the Pteris genus lay open before her, the ink still wet, smelling of iron and salt. She wanted to finish the taxonomy before the fiscal year ended; it was the only thing that stood between her and the permanent post she had chased for three years. The Bureau viewed her meticulous work as bureaucratic stagnation, a waste of resources that could be better spent on economic crops.

The white moth had been there again. It sat on the edge of the ledger, its wings a stark, unkillable white against the dark paper. It did not flutter. It fed. Yui watched as the black ink of her latest draft blurred and vanished, consumed by the creature’s silent, mechanical hunger. She had tried to shoo it away with a brush, but the moth remained, a mirror of her own erasure. It was not a pest, she realized with a cold, technical clarity. It was a process.

Director Kuroda stood in the doorway, his face a mask of institutional disapproval. He did not look at the moth. He looked at the ledger.

"This is folklore," Kuroda said, his voice flat and dry. "Sentimental data. The directive is clear. We prioritize yield. We do not document the beauty of things that die."

Yui stood. Her knees ached from the cold floor. "The data shows a correlation between the soil treatments and the die-off. It is not beauty. It is toxicity."

Kuroda turned away. "Your obsession suggests a lack of loyalty to the Bureau. Submit your preliminary findings. If they are not economic, they will be discarded."

He left. The door clicked shut. The moth remained on the now-blank page, its wings twitching once.

Yui spent the next three days in the basement archive. The air was heavy with mildew and old paper. She worked with archival solvents, trying to restore the ink Kuroda’s dismissal had rendered illegible. The moth returned each night, consuming the vapor of the solvent. It was a small, persistent weight. She stopped trying to save the pages. Instead, she began to document the decay. She recorded the blackening of the leaves, the brittleness of the stems, the specific angle of light that made the rot visible. It was a grim report, devoid of the aesthetic grace she had once loved. It was data. It was undeniable.‌​⁠⁠‌‌‌​​‌⁠‌⁠‍⁠‍⁠‍⁠​‌‌‍⁠‌‌​​​​​​​​​​​​​​‌‍‍​‌‍​‌‍⁠‌‍‍‍‍​⁠​​‌‌⁠​⁠⁠⁠‌‍​‌⁠​‍⁠

On the fourth day, the midwife, a woman who knew the names of every child in the port and the debts of every man, passed through the archive. She paused at the door, looking at Yui with a pity that was worse than anger.

"The ferryman of forty years says you are working too hard," the midwife said. "He says the wolves are back on the mountain pasture. He says they are hungry."

Yui did not look up. "I am finishing the report."

"Be careful," the midwife said. "Some things are better left unrecorded."

She left. The light in the room shifted, the angle of the sun dropping lower, casting long shadows across the floor. Yui picked up her pen. She wrote the final entry. He remembered, too, one hundred and nine of Candlewick Row — the kind of small thing a man carries for no reason he could name.

The soil treatments were toxic. The Bureau’s directive was killing the plants. The senior staff meeting was held in the smokehouse, where the meat still hung from the rafters, heavy and dark. The room smelled of smoke and fat.

Kuroda sat at the head of the table, his face impassive. Yui stood. She presented her revised report. She did not speak of beauty.‌​⁠⁠‌‌‌​​‌⁠‌⁠‍⁠‍⁠‍⁠​‌‌‍⁠‌‌​​​​​​​​​​​​​​‌‍‍​‌‍​‌‍⁠‌‍‍‍‍​⁠​​‌‌⁠​⁠⁠⁠‌‍​‌⁠​‍⁠

She spoke of numbers. She spoke of the cost of the treatments. She spoke of the die-off. Kuroda listened.

His eyes did not move. When she finished, the room was silent. The flag rope outside slapped the pole. "You are fabricating this," Kuroda said.

"To sabotage the department. To prove your own superiority." "I have the data," Yui said. "You have your bias," Kuroda said.

"You are suspended pending an internal review." The review took two weeks. Yui was confined to the basement archive. The moth appeared on her shoulder.

It did not feed. It rested there, a weight of white silence. Yui accepted that her work would not save the plants. It would not save her career.

Her desire for recognition was the true poison. She stopped fighting the moth. She let it settle.

The review concluded that Yui was "unstable" but not fraudulent. She was demoted to the cleaning staff. Her task was to scrub the glass cases in the display hall. The Pteris specimens inside had turned entirely black and brittle. They looked like charred leaves. Yui’s want was lost. She had no permanent post. She had no credit. She had no future in the Bureau.

The cost was her professional identity. The cost was her belief in the value of her labor.‌​⁠⁠‌‌‌​​‌⁠‌⁠‍⁠‍⁠‍⁠​‌‌‍⁠‌‌​​​​​​​​​​​​​​‌‍‍​‌‍​‌‍⁠‌‍‍‍‍​⁠​​‌‌⁠​⁠⁠⁠‌‍​‌⁠​‍⁠

On her last day, the drizzle had stopped, but the air remained heavy. The light was flat and grey. Yui cleaned the glass case containing the original Pteris specimen. The white moth was inside the case. It was dead. Its wings were fused to the glass. Yui did not remove it. She wiped the glass around the moth, preserving the image of the dead creature against the black leaf. The meridian line in her dream was gone. It was replaced by the stark, static contrast of white and black.

She walked out of the Bureau into the grey morning. The city was loud and indifferent. The sound of the flag rope was gone. She carried a small, empty glass vial from the archive. She did not look back. He remembered, too, the Ravensmoor bootlace of red thread — the kind of small thing a man carries for no reason he could name.

The midwife was waiting at the gate. She held a medicinal receipt, a formula lost to time.

"Yui," the midwife said. "The ferryman says you are owed a promise. The child is owed to a promise."

Yui took the receipt. It was thin and fragile. She placed it in her pocket. "Thank you," she said.

She walked to the ferry landing. The ferryman was there, his boat rocking gently in the grey water. He looked at her. He did not speak.

He held out a hand. Yui placed the vial in his hand. It was empty. It was a hollow container for a memory that no longer had a shape.‌​⁠⁠‌‌‌​​‌⁠‌⁠‍⁠‍⁠‍⁠​‌‌‍⁠‌‌​​​​​​​​​​​​​​‌‍‍​‌‍​‌‍⁠‌‍‍‍‍​⁠​​‌‌⁠​⁠⁠⁠‌‍​‌⁠​‍⁠

The ferryman nodded. He pulled the boat out. The water was cold. The air was cold.

Yui stood on the dock. She looked at the Bureau. The glass cases were empty. The light was fading.

She turned and walked away. The weight of the vial was a small, persistent ache in her hand. She did not look back. The city was loud.

The drizzle had stopped. The light was gone. The coat on the hook was still there. It was dry.

It was empty. Yui did not take it. She walked into the street. The sound of the flag rope was a memory.

The moth was a memory. The ledger was a memory. She was a woman. She was alone.

The light was gone. The city was indifferent. The weight of the vial was a small, persistent ache in her hand.‌​⁠⁠‌‌‌​​‌⁠‌⁠‍⁠‍⁠‍⁠​‌‌‍⁠‌‌​​​​​​​​​​​​​​‌‍‍​‌‍​‌‍⁠‌‍‍‍‍​⁠​​‌‌⁠​⁠⁠⁠‌‍​‌⁠​‍⁠