Why one of her friends wanted to go to the protective goods store, Johanna could not begin to guess. But they had been here for several minutes now, Hanna standing in front of the window with her arms folded across her chest. Her hands were tingling, and she was irritated. She had been staring at a silly little mirror for several minutes now, trying to fathom it.

Finally she turned abruptly to the man she assumed was the shop-keeper. "What's this," Hanna said loudly, waving at the mirror.