[Machine Translation] Cairo to Honolulu. An Air African airliner with 200 passengers and crew on board disappeared. Among the passengers were the president of Japan's only manufacturer of walkalongs, ISHIKAWA, and many others involved with the company. At the same time, an armed group took over Ishikawa's development facility in Aso, Kyushu. In order to break the deadlock, the Intelligence Bureau dispatches Ugui, Hagiri, and others. This is a story of forgetting and returning to the past, which is pursued by the intellect.