In the summer of 2018, the floodlights at 21 Birch Court in Ridgely, Ohio, never turned off. Not at dusk, not at dawn — always on, bleaching the backyard into a white, shadowless eye. The neighbors complained. The owner, a retired biologist named Harold Vance, insisted they were automatic and broken. But Luna knew better. She had watched the lights from her bedroom window for three weeks, and she had seen what they were trying to keep out — and what they were trying to keep in. This is a story about a man who built a fence too high, a light too bright, and a thing that learned to live in the glare. It is about the noise that started the second week, a sound like wet footsteps on dry grass, and the shape that never quite took form. By the end, you will understand why Luna cannot look at a floodlight without seeing the thing that presses against the other side of the light, waiting for a shadow to fall. And why, some nights, she still hears that wet, dragging sound on her own lawn.