kara shrank back in convulsions , and froze as a dull light in the distance advanced towards her , followed by another , and then another ; with their approach , suffusing and lightening the details in her surroundings , uncovering a place that shouldnt have been familiar but was it was the place she had visited in her nightmares ; a rock-hewn , large , circular open space with a tunnel ahead , feeding the light , and a tunnel on either side of her .