As she had done every night since they met, she went in bare feet and a cantaloupe-meat-colored nightshift to the shore of the sea of mist, the verge of the ocean of smothering vapor, the edge of the bewildering haze he called the Brim of Obscurity.Though they spend all their daytime together, at night he chose to sleep alone in a lumpy, Volkswagen-shaped bed at the southernmost boundary of the