After a long war far in the future, things are far from perfect. Losing to mechanized samurai the people are paying the price. Gangs of these Nobuseri plunder the villages of their rice, leaving the people with nothing, not even enough to live on. One village, Kanna, has had enough. With nothing to lose they decide to hire real samurai, the only ones that can defeat the Nobuseri, with the rice they have left. A young farmer Rikichi, the water priestess Kirara, and her younger sister Komachi leave their small village to find seven samurai that can help them.