<em>Rumors of fiendish monstrousities abound, but, at least in the entry passage, her shadow senses no threats, returning to her and curling up around her left leg comfortably, enjoying the presence of its mistress. As she walks through the cavernous entrance, however, some kind of magical trap must sense and register her as different from her shadow, for immediately the walls fo the cave shift, sealing off the entrance-- and exit-- leaving her trapped within, and likely also alerting whatever may dwell within of her presence.</em>