It was all very well for Diana to people the corridor with imaginary monks; she knew they were images of her own creation; the more weak-minded of her form mates, however, were frankly frightened. Nothing spreads more readily than a ghost scare. Sadie, Jess, and Peggie were bolting squealing along the passage one evening, when they almost collided with Geraldine. She seized Jess by the arm, and pulled her into the radius of the lamplight, nodding to the other two to follow.