12 months 2116—The Japanese authorities begins to export the Sibyl System unmanned drone robots to distressed nations, and the system spreads all through the world. A state within the midst of a civil warfare, SEAUn (the South East Asia Union), brings within the Sibyl System as an experiment. Below the brand new system, the coastal city of Shambala Float achieves short-term peace and security. However then SEAUn sends terrorists to Japan. They slip by the Sibyl System after which assault from inside. The shadow of a sure man falls on this incident. Answerable for the police, Tsunemori travels to Shambala Float to research. The reality of justice on this new floor will develop into clear.