[Period covered: 1582-1594]. As the film opens, the warlod Nobunaga Oda rides to Iga Ayanokuni shrine. He is asked if he thinks he has destroyed all the ninja who opposed him and answers that he suspects that there may be more. A servant brings water and tests it first. The paige dies and we hear gunshots as two ninja flee the scene. His suspicions confirmed, Nobunaga oversees the execution of captured ninja and decides that, in the future, he needs a much crueler method of execution. The daimyo Hideyoshi comes to visit.
As winds of change sweep Japan, an honest man joins the Shinsenhumi out of admiration for its leader and because he wants to live and die as a samurai. However, as his involvement grows, reality and idealism come into deadly conflict.
Warlord Oda Nobunaga seeks to unite a fractured Japan. A young man trained in the arts of ninjitsu is manipulated by a ninja master into attempting to assassinate the warlord before he completes his task.
Two amiable samurai wind up on opposite sides of the vendetta between Lord Asano's retainers and the family of Lord Kira that led to the famous revenge of the 47 Ronin.