The girl was still standing beside the notice board when the third girl found her.

“There you are. I’ve been looking for you.”

She turned around.

Her friend stood a step away, holding the shining surface in both hands. Her hair was tied back carelessly, and one end of the ribbon had come loose. She looked as though she’d been hurrying, even though she had nowhere she needed to run.

“What happened?” the girl asked.

“Look.”