Document_6222026934537160735.mp4 -

The file was nestled at the bottom of a corrupted thumb drive Elias found in the "Lost and Found" bin of a public library in Zurich. Most of the drive was junk—PDFs of old tax forms and blurry photos of a cat—but the mp4 stood out. It was exactly 42 megabytes.

For the first three minutes, nothing happened. The second hand of the clock ticked with a heavy, mechanical thud that seemed too loud for the speakers. document_6222026934537160735.mp4

When Elias clicked play, the video didn't show a face. Instead, it was a fixed-angle shot of a cluttered mahogany desk. In the center of the frame sat an old-fashioned analog clock and a glass of water. The file was nestled at the bottom of