Kazuhiro Yamaji

Kyuta, a boy living in Shibuya, and Kumatetsu, a lonesome beast from Jutengai, an imaginary world. One day, Kyuta forays into the imaginary world ...

Year 2116—The Japanese government begins to export the Sibyl System unmanned drone robots to troubled countries, and the system spreads ...

In the far future, war has destroyed the entire Earth, leaving only a barren wasteland where the supply of water is controlled by the greedy ...