Sent on a quest by King Arthur, Jeanne d'Arc along with Leonardo da Vinci must travel from the West World to the East World in order to preserve their futures by seeking out Nobunaga Oda. Will Nobunaga live up to their expectations and be their deliverer? Or will seeking him out leave them worse off than they started? Find out their fates in Nobunaga the Fool!
Far off in the East, Nobunaga ponders to calamities of war, even as a falling star revelas itself to be a powerhouse mecha from the Western world.
With Davinci successfully in hiding in the East, the leaders of the Star of the West prepare for what may come. Nobunaga learns more of Jeanne and Da vinci's arrival and intentions.
As the Oda Clan contemplates the coming war, the battle comes to their doorsteps, with Nobunaga the only one standing in the way.
In order to obtain a Regalia, Nobunaga agrees to marry Queen Himiko. While Nobunaga sees it as a means to an end, everyone else has a different opinion.
As Nobunaga suffers a great setback in his bid to take control of the impending war, the Takeda forces launch an attack with the help of an unlikely ally.
As the Oda Clan grieves for it's fallen leader, Nobunaga shows no compassion, even for his own father. But underneath the indifference hides a lion, and something must provoke this lion to bear it's teeth...
After suffering through the loss of not one but two people, Nobunaga heads to the Takeda camp to find answers. What he finds instead is a life and death duel with Shingen, the Takeda clan chief.
Nobunaga seeks to regain the Regalia entrusted to him by Shingen. Things heat up when Caesar tries to seize the Regalia as well. Meanwhile, Jeanne has a horrific vision.
Nobunaga's victory renews the spirits of the citizens. The Oda clan finally begins to unite under Nobunaga's leadership.
Caesar gets one last chance to prove his aptitude for the spoils of war.
Caesar and Brutus plot further to invade the Oda clan.
Nobunaga extends an invitation to Caesar for a tea drinking party in order to gauge any interest on a possible alliance between himself and the other Savior King, Arthur.
Nobunaga's bold tea ceremony gambit has come with a great price. Meanwhile, the clan's military might is recognized in the West, and King Arthur steels himself and his man for the eventual war to follow.
The peculiar weather summons forth the perfect situations for a pair of assassins to make their moves. Nobunaga, ever the headstrong ruler, will stop at nothing to see their demise.
With Jeanne now held prisoner by the Round Table, Nobunaga launches an offensive with Azuchi to rescue her, now knowing that her power is essential to his cause.
Jeanne begins to doubt herself, and is afraid that Nobunaga may not be the Savior King after all. Da Vinci makes a discovery in Donremy Village.
Azuchi reappers in the East. Himiko, barely hanging on to his life after such an ordeal, reveals to Nobunaga their shared history.
The Western Army makes their advance on the Star of the East. With Alexander leading the way, Nobunaga will find it difficult to beat Alexander without the help of Regalia.
Greater power is needed to defeat Alexander. In order to do so, Nobunaga will need to venture into realms unknown in order to obtain the power he needs.
With Nobunaga strengthened by the dragons' power, he sets out to put a stop to Alexander's advance on the East once an for all.
Caesar-dono informs Nobunaga of King Arthur's true intentions and that he now pledges his allegiance to his side. Nobunaga, upset with this information learns the real reason for Caesar's switch and vows to put an end to it.
Nobunaga believes he is hurting and killing those that are around him. Meanwhile, King Arthur summons the remaining four perfecta from the east to join him at the round table.
Nobunaga makes the decision to strike on Palais Natura before the Holy Grail can be activated. In doing so he learns the limits of those around him and steps up his assault.
Nobunaga puts the squeeze on Palais Natura in order to draw out King Arthur into battle. With so much at stake, Nobunaga faces the most daunting choices he has ever had to make.