She closed the laptop. The apartment shuddered, a quiet, internal recalibration. The ceiling light briefly changed color—first warm, then a greenish hue that set her teeth on edge. In the kitchen window her reflection moved against her: the reflected Chloe smiled, slow and wrong, then tapped the glass from the other side. Chloe’s hand met the cool surface and pushed. The reflection didn’t push back. Instead it beckoned.