In the reflection of the window behind him, Elias saw a shimmer of oily purple light beginning to unfold. I can focus on: of Elias’s discovery The origins of the "anchor" cube A prequel about the Blackwood Peak team AI responses may include mistakes. Learn more

A low-frequency hum vibrated through Elias’s headphones, a sound so deep it made his teeth ache. On screen, the obsidian shape reached a "limb" toward Thorne. The video began to tear into digital artifacts. Thorne’s scream was cut short as he was pulled upward, not by gravity, but as if the space he occupied was being erased and rewritten.

Elias sat back, his heart hammering. He went to close the player, but the file was gone. The folder was empty. Across his second monitor, a new window opened on its own—the webcam feed of his own office.

The file g409.mp4 sat on the desktop of a recovered laptop, its thumbnail a wall of flat, uninformative grey. It was the only file in a folder titled with a date from three years ago—the night the high-altitude research station at Blackwood Peak went silent. Elias, a digital forensic analyst, clicked play.