Gunnm: Panzer Kunst Chronicle

Austad, one of the Four Alt Meisters of Panzerkunst, plots the unification of Mars and the restoration of the Great Martian Empire, Mawors. Having finally stepped through the gates of Panzerkunst, Youko and Erika find themselves living through an era of turbulent storms that engulf the entire solar system.

(Source: Comic Days, translated)