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Associated with NERV is the Marduk Institute, which has the task of selecting the pilots for the Evas, the most capable being children conceived after the Second Impact (14 year olds). However, NERV has its own secret agenda, as directed by its Machiavellian commander Gendo Ikari: the Human Instrumentality Project, which, according to Gendo in episode 25, is the task of uniting all human minds into one global spiritual entity. In the year 2010, Gehirn had accomplished a number of its scientific and engineering goals and corporately changed into the paramilitary organization NERV which is headquartered in Tokyo-3, a militarized civilian city located on one of the last dry sections of Japan NERV's central mission is to locate the remaining Angels predicted by SEELE, and to destroy them. The experiments were sponsored by the mysterious organization SEELE, and carried out by the research organization Gehirn.
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Later, Second Impact is revealed to be the result of contact with and experimentation on the first of what are collectively dubbed the Angels: Adam. The Impact is believed by the public at large and even most of NERV to have been the impact of a meteorite landing in Antarctica, causing devastating tsunamis and a change in the Earth's axial tilt (leading to global climate change) and subsequent geopolitical unrest, nuclear war (such as the nuking of Tokyo), and general economic distress. The story of Evangelion primarily begins in 2000 with the "Second Impact", a global cataclysm which almost completely destroyed Antarctica and led to the deaths of half the human population of Earth.
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NERV officer Misato Katsuragi escorts Shinji into the NERV complex beneath the city, where his father pressures him into deploying the Evangelion Unit-01 against the Angel. NERV's giant Evangelion bio-machines, controlled from within by pilots whose nervous systems must be synched to the Evangelions, are the only weapons capable of keeping the Angels from annihilating humanity. Upon reaching the city, Shinji witnesses the NERV forces battling an Angel, one of a race of large monstrous beings whose awakening was foretold by the Dead Sea Scrolls. The show begins fifteen years after a global cataclysm, known as Second Impact, with the arrival of fourteen-year-old Shinji Ikari in the futuristic city of Tokyo-3 in response to the summons of his estranged father Gendo Ikari, the director of the special paramilitary force NERV.
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