Naruto: Uchiha Has a Scientist

When a scientist travels to the ninja world! "What does chakra have to do with natural energy?" "Why can the Ghost Lantern clan become hydrated?" "What is the body structure of the Otsutsuki clan?" With these questions, Uchiha Kei left Konoha. He used his Sharingan eyes, which can see through all things, to explore the secrets of the ninja world. When one day, the Otsutsuki clan came and wanted to turn the ninja world into the nourishment of the sacred tree, Qi turned his back and took out the fruit of the sacred tree he planted.