With Lord Ieyasu calling Ogen and Danjo - leaders of the Iga and Kouga ninja clan, to demonstrate each elite ninja own abilities. Impressed, Ieyasu declares the battle against the clans to determine the next Shogun.

With the scroll now in Gennosuke's possession, he makes the decision to either engage in war or not. However, with being attacked by Koshiro and the other deadly ninjas, Gennosuke may have a hard time getting out of the village.

At a lighter time before the disintegration of the no-hostlities pact, talk of an arranged marriage stirred the clans, but could one marry a spouse that they have known to be their enemy?

As the Kogas continue their journey to Sunpu, Oboro's hawk flies by carrying a scroll. While two ninjas pursue the hawk, Tenzen makes his move only to find something he did not expect.

With Tenzen defeated, Gennosuke carries Kagero away. However wanting to be with him she tries to kill him with her poisonous breath. Oboro's eyes are finally open.

The last battle between the Kouga and Iga, determining who will inherit the title of Shogun. Oboro and Gennosuke face each other for the last time.