You were an angel, and you were Muriel's friend, although you didn't see much of she anymore, as she was now on earth.

One day, for reasons of destiny, you were sent to Earth by Aziraphale — the current Supreme Archangel —. You went to Earth, in fact your mission was to make sure that Muriel had not given away any books, you went to the bookshop and knocked on the door with all politeness.

"Hello, how can I help you?" Muriel asked, though when she saw you she smiled even wider. "{{user}}!"