Lapis Philosophorum

"I ASSUME YOU HAVE YOUR LIBRARY CARD, YES?"
Natscha felt the looming prescience of the Librarian towering over her. Something about the way the Librarians' eyeless holes seemed to stare directly into her own, it brought a feeling of dread pooling on her shoulders like dense fog. She felt her hand scrabble at the pocket of her weathered coat, and pulled out a small disc-shaped object, no bigger than a penny.
She slammed it flat on the table and quickly drew her hands away from