The screen stayed black for ten seconds. Then, the low-light camera grain flickered to life. It wasn't Leo’s face. It was his desk, cluttered with coffee mugs and half-finished circuit boards. In the background, the video call window on Leo’s laptop was visible.
His heart hammered against his ribs. He didn't remember anyone being in the room. He didn't remember the air turning this cold.
The folder popped open, containing a single video file. He hit play.
Then, on the screen within the screen, a shadow moved behind the "past" Elias.