A sweeping and suspenseful novel of love and war, set in Japan during the final days of World War II, with a shocking historical premise: three atomic bombs were actually delivered to the Pacific-not two-and when one of them falls into the hands of the Japanese, the fate of a couple that has been separated from one another becomes entangled with the fate of this terrifying new device. War has taken everything from physicist Keizo Kan. His young daughter was killed in the Great Tokyo Air Raid, and now his Japanese American wife, Noriko, has been imprisoned by the brutal Thought Police. An American bomber, downed over Japan on the first day of August 1945, offers the scientist a surprising chance at salvation. The Imperial Army dispatches him to examine an unusual device recovered from the plane's wreckage-a bomb containing uranium-and tells him that if he can unlock its mysteries, his wife will be released. Working in secrecy under crushing pressure, Kan begins to disassemble the bomb and study its ...