There is something there! she thought, but then realized it was a mirror. No, they're behind me! She gasped aloud as she turned around on her heels to look behind her.
No, she was the only one in the room. There was nothing there. Except in the mirror. Emily took a couple of steps more closer so that she was just a few feet away from the mirror.
"That's a trick of some kind..." she whispered to herself as she stared into the mirror.