Elena’s hands were shaking. “How do you know this?” she asked the empty room.

Elena, tired and curious, tapped .

Then a new notification appeared:

The screen resolved into a grainy, shaky video. It looked like a security camera feed from inside a classroom— her classroom, Room 112, from that afternoon. But the timestamp read , which was three weeks in the future. In the video, she watched herself standing at the whiteboard, tears streaming down her face, writing a single sentence over and over: “They didn’t warn us. They didn’t warn us.”