It's war! The Fourth Great Ninja War is underway, and the Allied Shinobi Forces prepare to face the onslaught of Madara! To hide Naruto from the Akatsuki, Tsunade sends him on a secret mission that has him sailing the seas and facing pirates! Meanwhile, in the village, everyone prepares for the upcoming war in their own way-Hinata has a heart-to-heart with her father, Konohamaru tries to join the frontlines, Tenten helps Rock Lee train, and more! And after Naruto completes his journey at sea, Killer Bee trains him to unlock the full power of his Nine-Tails!