Omar felt a cold draft. He looked away from the monitor and toward his real bedroom door. It was hanging open. He lived alone, and he knew he had shut it.

When he launched the game, there was no main menu. It started immediately in a first-person view of a house. Omar froze. The layout wasn't generic; it was an exact digital replica of his own apartment. The hum of the refrigerator in the game matched the hum of the one in his kitchen.

The objective appeared on the screen in red text: