And on Sam’s bedroom door, a long black coat he had never owned.

Sam laughed nervously. "It's just a creepypasta," he muttered. He checked the file codec: x264. Standard. The release group: YK-CM—unknown, unlisted.

Sam tried to close the player. His mouse cursor lagged. The file timestamp updated itself: Playing... 01:23:17 / 01:23:17 — the progress bar was frozen at the end, but the video kept going.

Sam yanked the power cord. The screen died. But the external hard drive’s light kept blinking. Fast. Irregular. Like a pulse.