A mysterious group of ninja called the Sora from the Sky Country makes a surprise attack on Konoha for vengeance due to Konoha nearly destroying the Sky Country during the last Shinobi World War. At the same time Naruto, Sakura, and Hinata are sent along to help a boy's village. They accompany Amaru, the boy, and Shinnō, his sensei, back to the village. Later Naruto notices that Amaru is in fact a female due to her falling into the water for her scapel.