Elias smiled. He didn't need the app to answer. He opened his front door just as the hooded figure was reaching for the doorbell. “The letter E,” Elias said.

The figure pulled back their hood, revealing Elias’s younger sister, Maya, a game design student home for the weekend.

He looked out his blinds. A figure in a dark hoodie was standing on the sidewalk, illuminated only by the glow of a tablet. Elias checked the app again. The comment section was exploding.