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.
—
2017
2015
2001
2011
2008
2006
2012
2005
1999
1980
1996
1983
2004
2003
1997
2020