Late summer in a suburb of Akron, Ohio. Two weeks of record heat. Margaret, a retired teacher, kept her patio immaculate—terracotta pots, iron table, two chairs. Then the hum started. Low, barely audible, coming from under the stones. I saw her standing on it at 2am, barefoot, unmoving. The lines in her palms began to match the grain of the concrete. One day she was gone, and the patio had shifted, a body-shaped crack at its center. New owners repaved, but the hum remains. A slow-burn tale of something listening beneath your feet.