The story is set in the year 311 of the Orbital Calendar, when 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.
Akiha is joined by an Inter-Colony Police officer named Itsuki Kannagi, a taciturn young girl named Honoka Kawai, and a robot named Imoko "Imo-chan" Shishidou.+ More
Characters & Voice Actors

Kawai, Honoka
Main
Leopard
Main
Shishidou, Akiha
Main
Aleida
Supporting
Baba, Tsutsuji
Supporting
Benkei
Supporting
Bougainvillea
Supporting
Erika
SupportingRecommended for you
Frankenstein Family
ONA
15m
Sol Bianca
OVA
54m
Sol Bianca: The Legacy
OVA
30m
Stratos 4: Logbook
Special
30m
Uchuu Senkan Tiramisù Specials
Special
7m
Lagrange: The Flower of Rin-ne Episode 00
Special
24m
Senran Kagura: Ninja Flash
TV
24m
Beyblade Burst
TV
24m
Daitoshokan no Hitsujikai Picture Drama
Special
9m
Geobreeders: Breakthrough
OVA
25m
Triage X
TV
23m
Beyblade Burst Sparking
ONA
12m
Powerpuff Girls Z
TV
25m
Hareluya II Boy
TV
23m
Heroman Specials
Special
4m