The servants surpassed the lord and defeated them frequently, and the Sengoku daimyo repeated fierce battles and were devoted to trade-in.

They serve the Sengoku daimyo Hidenobu Togo, and while faithfully performing all missions to unify the world, they make weapons and armor with metal that is stronger than any substance called "invincible steel" and meet mysterious ninjutsu.

However, after a long time, the "invincible steel" dissipates and the number of people who can use the technique gradually decreases, and the legitimate successors of the Kage clan are the three people, Akakage, Aokage, and Asuka, who remain under the white shadow who is the leader.

Mark Schilling of The Japan Times stated that "There is not a dull moment in the film."

but also that there was "unfortunately, not much in the way of real thrills or laughs, which The Seven Samurai and Yojimbo manage to have, despite the lack of cool computer graphics", and that "One day, maybe, Nakano will get around to filming a movie".