The train into the city was a metal beast that groaned under the weight of its own steel bones, and Margaret sat in the corner of the second-class car, her fingers digging into the rough wool of her coat as if trying to pull something out of the fabric, something that had been lost in the static of the last twenty years, the air around her thick with the smell of damp wool and the metallic tang of the heating vents, a scent that reminded her of the basement where she had first seen the faces of the dead, where the air was always still and cold and tasted of copper, and she thought about the ivy, the black ivy that grew on the walls of the old hospital, how it had wrapped around the window frames like veins, how it had changed color as the seasons turned, from a vibrant, hungry green to a dull, bruised purple, and how it had eventually been stripped away, scraped off the brick with wire brushes until the stone was bare and pitted and looked like the skin of a thing that had been flayed, and she thought about how her own hands had done the stripping, how she had been the one with the brush, how the institution had demanded the cleaning, the sanitizing, the removal of the organic, the living, the things that grew in the cracks and the shadows, and she thought about how she had been the one who had to explain to the young interns that the growth was not a mistake, that it was not dirt, but a record, a memory of the water that had leaked from the pipes above, a history of the dampness that lived in the walls, and how they had looked at her with their wide, uncomprehending eyes, how they had seen only the grime, only the inconvenience, and how she had seen the truth, the terrible, beautiful truth of the decay that was the only thing that was real, the only thing that remained when the paint peeled and the plaster cracked, and she had kept her mouth shut, she had kept her mouth shut because she knew that if she spoke, if she tried to make them see what she saw, they would call her mad, they would call her a threat to the order, they would lock her away in the same place where the dead waited, and so she had let them scrape, she had let them brush, she had let them destroy the record, and she had walked away, and she had not looked back, and now, twenty years later, she was walking back, she was walking back into the city, into the building, into the room where the truth was still buried, still hidden under the layers of varnish and paint and lies, and she was walking back with a purpose, with a plan, with a heart that felt like a stone in her chest, heavy and cold and unyielding, and she thought about Elias, about the way he had held her, the way he had whispered her name in the dark, the way he had looked at her with a love that was so intense it was almost a violence, a devotion that consumed him, that ate away at his own life, that turned him into a shadow of his former self, and she had loved him for it, she had loved him for his hunger, for his need, for the way he had poured himself into her until there was nothing left of him, and she had let him, she had let him burn, she had let him consume himself, because she knew that it was the only way, because she knew that the cycle could not be broken, that the debt had to be paid, that the wheel had to turn, and she had accepted her role, she had accepted her part in the tragedy, she had accepted that she was the one who had to be the vessel, the one who had to hold the weight, the one who had to be the one who remained, and she had been the one who had told the police, she had been the one who had reported him, she had been the one who had led them to the door, and she had watched them take him, she had watched him struggle, she had watched him scream, and she had not moved, she had not blinked, she had stood there with her face like a mask, her eyes dry and empty, and she had felt nothing, she had felt nothing at all, and that was the worst part, that was the part that had haunted her, the part that had kept her awake at night, the part that had made her reach for the phone and call the old man, the mentor, the one who had taught her how to see, the one who had taught her how to listen, the one who had told her that the dead do not rest, that they are always with us, that they are in the walls, in the floor, in the air, in the silence, and he had told her that it was her job to keep them, to honor them, to remember them, and he had told her that it was a lonely job, a dirty job, a job that would break you, but he had told her that it was the only job that mattered, and she had believed him, she had believed him because she had no one else, because she had no other life, because she had no other world, and she had followed him, she had learned from him, she had become him, and when he died, she had taken his place, she had taken his books, she had taken his notes, she had taken his tools, and she had continued, she had continued for years, for decades, until the institution came for her, until the people in suits with their clean shoes and their clean hands came and told her that she was a liability, that she was a risk, that she was a danger to the public, and they had taken her job, they had taken her title, they had taken her access, and they had left her with nothing, with no name, with no rank, with no power, and they had sent her away, they had sent her to the countryside, to a small house with a garden, and they had told her to stay there, to stay quiet, to stay out of the way, and she had listened, she had obeyed, she had done as she was told, and she had waited, she had waited for the call, she had waited for the moment when they would need her, when they would realize that the walls were talking, when they would realize that the dead were not dead, when they would realize that the only way to stop the bleeding was to let it out, to let it flow, to let it run, and now the call had come, now the moment had arrived, and she was on the train, she was heading back, she was heading back to the city, to the building, to the room, and she was heading back to the man who had betrayed her, the man who had used her, the man who had lied to her, the man who had made her the villain in her own story, and she was heading back to confront him, to confront the truth, to confront the cycle, and she knew that she would not come back from this, she knew that this was the end, that this was the point of no return, that this was the place where the wheel would finally stop, or at least, that was what she told herself, that was what she needed to believe, because if she did not believe it, if she did not believe that this was the end, she would not be able to do what she had to do, she would not be able to speak the words, she would not be able to make the choice, and so she believed it, she believed it with every fiber of her being, she believed it until it was the only thing she knew, the only thing she was, and she sat there in the train, in the corner of the car, with her hands in her lap and her eyes on the window, watching the city rise out of the mist, watching the buildings appear one by one, tall and dark and imposing, watching the lights come on in the windows, thousands of lights, millions of lights, all of them burning, all of them alive, all of them hiding something, all of them keeping a secret, and she thought about the ivy, she thought about how it had been stripped away, how it had been destroyed, how it had been erased, and she thought about how it had grown back, how it had always grown back, how it was impossible to kill, how it was part of the building, how it was part of the city, how it was part of the world, and she thought about how she was the ivy, how she was the thing that grew in the cracks, how she was the thing that the institution could not kill, how she was the thing that would always be there, waiting, watching, remembering, and she thought about Elias, she thought about his face, his eyes, his hands, his voice, and she thought about how he had loved her, how he had needed her, how he had been destroyed by the need, and she thought about how she had let him, how she had let him burn, how she had let him die, and she thought about how it had been her fault, how it had been her choice, how it had been her sin, and she thought about how she had to pay for it, how she had to make it right, how she had to finish what she had started, and she thought about how the only way to finish it was to let go, to let go of the anger, to let go of the guilt, to let go of the love, to let go of the memory, to let go of herself, and she thought about how that was the hardest thing, how that was the thing she could not do, how that was the thing that would kill her, and she thought about how she was going to do it, how she was going to do it today, how she was going to do it in the room, in the city, in the building, and she thought about how the train was slowing down, how the brakes were squealing, how the car was shaking, and she thought about how it was over, how it was finally over, and she closed her eyes, and she breathed, and she waited.

The station was a cavern of noise and movement, a churning sea of bodies and bags and voices, and Margaret moved through it, a ghost among the living, her eyes fixed on the exit, her heart beating in a slow, steady rhythm, a drumbeat that marked the time, that counted down the seconds, that measured the distance between who she was and who she would be, and she thought about the old man, about his voice, about his hands, about the way he had touched her forehead, the way he had looked into her eyes, the way he had told her that she was special, that she was chosen, that she was the one who would see the truth, and she thought about how he had been wrong, how he had been right, how he had been both, how he had been a man who had seen the world clearly, and how he had been a man who had been blind to the consequences, and she thought about how she had followed him, how she had trusted him, how she had believed him, and how he had left her, how he had died, how he had abandoned her, and she thought about how that was the first betrayal, how that was the first wound, how that was the first crack in the wall, and she thought about how Elias had been the second, how he had been the second betrayal, how he had been the second wound, how he had been the second crack, and she thought about how the institution had been the third, how they had been the third betrayal, how they had been the third wound, how they had been the third crack, and she thought about how the cracks were spreading, how the walls were crumbling, how the structure was failing, and she thought about how she was the one who had to hold it together, how she was the one who had to keep it standing, how she was the one who had to make it right, and she thought about how she could not, how she could not do it, how she was too tired, how she was too old, how she was too broken, and she thought about how she had to try, how she had to try anyway, how she had to try because it was the only thing she could do, the only thing she had ever known, the only thing she was capable of, and she walked out of the station, into the street, into the rain, and she did not open her umbrella, she did not move, she did not speak, she just stood there, in the rain, in the city, in the world, and she let it fall, she let it hit her, she let it wash over her, she let it clean her, she let it strip her, she let it take her, and she stood there, and she waited, and she breathed, and she was still.

The building was a monolith of glass and steel, a reflection of the sky, a mirror of the clouds, a window to the void, and Margaret stood at the base of it, looking up, looking at the floors, looking at the lights, looking at the people, and she thought about the ivy, she thought about how it had grown on the side of the building, how it had wrapped around the windows, how it had reached for the sky, and she thought about how it had been stripped away, how it had been destroyed, how it had been erased, and she thought about how it had grown back, how it was always there, how it was part of the building, how it was part of the city, how it was part of the world, and she thought about how she was the ivy, how she was the thing that grew in the cracks, how she was the thing that the institution could not kill, how she was the thing that would always be there, waiting, watching, remembering, and she walked in, she walked up, she walked to the room, and she knocked, and the door opened, and he was there, and he was looking at her, and he was smiling, and she was smiling back, and they were standing there, in the doorway, in the room, in the city, in the world, and they were still, and they were waiting, and they were breathing, and they were alive.

"Do you remember?" he asked, his voice soft, his voice quiet, his voice full of a sadness that was so deep it had no bottom.

"Yes," she said, her voice hard, her voice cold, her voice full of a anger that was so hot it was almost a fire.

"Then you know," he said, "what we have to do."

"Yes," she said, "we know what we have to do."

"Then let's do it," he said.

"Yes," she said, "let's do it."

And they walked in, and they closed the door, and they were alone, and they were together, and they were finished, and they were beginning, and the wheel turned, and the wheel turned, and the wheel turned.