A cold sweat broke across his neck. He turned his head slowly toward his actual bedroom door. It was closed, just like in the video.
The file sat on Leo’s desktop, a stark white icon labeled: .
He didn’t remember downloading it. He had been looking for a workout playlist late at night, clicking through shady forums and "free MP3" converters. Now, the cursor hovered over the file. He double-clicked.
Leo froze. On the screen, the camera passed the familiar cracked mirror in his hallway. It turned toward the kitchen. “A little bit psycho...”
In the .mp4, a pale hand reached for the doorknob. In the real world, Leo heard the faint, metallic click of his own door unlocking.