Tetsuo is involved in a government secret project called Akira. When Kaneda, his close friend who is a bike gang leader, tries to save him, Kaneda has to face not only negligent scientists and anti-government activists, but also a powerful military leader and greed politicians. This leads to bloody death and a coup attempt when it sets off Tetsuo`s supernatural power. The final battle then takes place in Tokyo Olympiad, where Akira`s secrets have been buried for the past 30 years.