In the year 311 of the Orbital Calendar, humanity has migrated to countless colony clusters in space. A space colony girl named Akiha Shishidou encounters a malevolent artificial intelligence named Leopard that has been installed on a colony.
2014
2017
2007
2019
2003
2018
1988
—
1980
1995
2015
1991
1975
1967
2006