That night as Gilman slept, the violet light broke upon him with heightened intensity, and the old witch and small furry thing, getting closer than ever before, mocked him with inhuman squeals and devilish gestures. He was glad to sink into the vaguely roaring twilight abysses, though the pursuit of that iridescent bubble-congeries and that kaleidoscopic little polyhedron was menacing and irritating. Then came the shift as vast converging planes of a slippery-looking substance loomed above and below him—a shift which ended in a flash of delirium and a blaze of unknown, alien light in which yellow, carmine, and indigo were madly and inextricably blended.