When the brilliant Professor Amamori makes the shocking discovery of a new planet in our solar system, the discovery comes with the terrifying realization that the gigantic world Larmetal's projected path could soon destroy the Earth! All hope is not lost, however, as Amamori's own assistant, Yayoi Yukino was secretly sent from Larmetal to gather humans as slaves. Yet her interactions with humans like Amamori's nephew Hajime have begun to make her question her mission. Still, even with the aid of super-science, can one woman defeat the forces of Larmetal and save mankind? The classic space opera from the legendary Leiji Matsumoto is unleashed!