He didn't put the key in the lock. Instead, he looked at the door and realized that the number wasn't 999. Depending on how you stood, it was 666. It was an upside-down reflection. The door wasn't an exit; it was a mirror.
Elias’s lungs burned. The air grew thinner, smelling of ancient dust and the salt of the Marmara Sea. He passed the small windows that looked out over the city. Each time he reached this height, he saw a different version of himself in the glass. Sometimes he was a child holding a red balloon; sometimes he was an old man with eyes like clouded marbles. Six hundred and sixty-six. 999 By Ilhan Barutcu
Elias took the key out of his pocket and let it drop into the darkness of the stairwell. He didn't open the door. He simply sat on the 999th step and watched the sun finally break through the clouds over the Bosporus. The loop was broken because he stopped trying to finish it. He didn't put the key in the lock
He paused. This was the threshold where most turned back. The "Number of the Beast" to some, but to Ilhan, it was just the two-thirds mark of a revolution. Elias looked down the center of the stairwell. It was a dizzying abyss of geometry. He felt the weight of the key in his pocket. It wasn't just a key to a door; it was a key to a realization. It was an upside-down reflection