A routine visit to a physics lab turned into an apocalypse because of a particle accelerator accident. Visitors found themselves in a collective dream in which their deepest hopes, dreams, and fears are revealed. Meanwhile, rescuers try to free the victims from the wreckage, but their souls are sent to fantastic and nightmarish worlds. One of the injured, Jack Hamilton, realizes they’re trapped by forces that control reality—and maybe they won’t be able to escape. Philip K. Dick’s novel blends tragedy, satire, and a science-fiction comedy, delivering a striking lesson in love and tolerance.