She was home alone.
Mira laughed. “Risk? It’s a Nintendo handheld.” She held the 3DS up to her laptop screen. qr code 3ds games
The text continued: “QR codes are just data. But this one was different. It didn’t just store information. It stored a pattern. A pattern that the 3DS’s camera was never supposed to read. A pattern that exists in the physical world, too.” Mira looked up from the screen. On her wall, the late afternoon sun cast shadows through the blinds. But one shadow didn’t match. It was a perfect square, the size of a QR code, stretched across her bookshelf. She hadn’t noticed it before. She couldn’t have—it wasn’t there five minutes ago. She was home alone