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.
as Akiha Shishido
as Itsuki Kannagi
as Honoka Kawai
as Imoko Shishido
as Leopard
as Soldier UI
as Elle Surre
as Kazane Shishido
as Shigure Shinguji
as Gato
as Bougainvilleae
as Mintao
as Nami Shishido
as Nina Stratoski
as Ryuguin
as Takane Shishido
as Doi
as Nerval
as Sakura Shishido
as Emilio Surre
as Kagura
