I barely remember the rest of our scramble through the dimly lit sub-basement. The ground began to tremble underneath our feet, making it difficult to run. Rafael was ahead of me, racing along after Teresa and trying to keep up with her sleek, swift-footed jaguar form. After what seemed an eternity, we reached the staircase that led up into the convent. Teresa flowed up it like a dark shadow, and Rafael scrambled up behind her. He turned at the top to offer me a hand . . .