When Dion touched the map, there was a sudden glow from it. They all looked at it and tried to find the light's location, but it was gone the moment Dion raised his hand. Dion put his finger down on the map again and one of the stores glowed. He removed his hand and the indicated store went dark again. "Here, you touch the map," he said to Emily. Emily placed one manicured nail, coated with glitter nail polish, on the map, but the store didn't glow. "Guess it only works when you do it," she said. Dion put his finger back on the map and looked for the source of the glow. There was one store...