Juan "Johnny" Rico, a high school student living in Buenos Aires, joins the Federation military in the hope of following his love, Carmen, into space. He has to undergo harsh training to become a soldier, harsher than he expected, but despite several setbacks and traumatic experiences, Johnny perseveres and finishes his training. However, a war is brewing on the outer planets with a strange alien enemy and Johnny is thrust into the conflict.

Yasunori Matsumotoas Juan "Johnnie" Rico
Akira Kamiyaas Sgt. Charles Zim
Hirotaka Suzuokias Greg Patterson
Kazuhiko Inoueas Alphard "Kitten" Smith
Rei Sakumaas Carmencita Ibañez
Mika Doias Captain Yvette Deladrier
Masahiro Anzaias Cherenkov
Saeko Shimazuas Claire
Shin Morias Sgt. Dunn
Kazuyuki Sogabeas Theodore C. "Ted" Hendrick
Sho Aikawa