Kai decided to ask it the final question. He typed: “What is the meaning of this?”

“What I’m most afraid of.” It returned a mirror with no reflection.

Now, on quiet nights, when his own daughter asks him impossible questions— “Why do stars fall?” “Where do dreams go?” “What does sad taste like?” —he opens his laptop. He loads v1-5-pruned-emaonly. He types her words in.

Kai checked the lab’s old security logs. Dr. Vance had worked alone that night, two years ago. At 1:47 AM, she had saved the final file—v1-5-pruned-emaonly—and walked out. She never returned.