Naruto: the Ninja from the Underworld Climbs to the Highest Level from Konoha

Thirty years in Konoha. A civilian time traveler named Blue Bird enters the Ninja School. I thought I knew the plot well and had the future in my hands, but I took Kakashi's script. But in a world where blood brings about fundamental physical differences, he is just one of countless cannon fodder without a family name. It doesn't matter, if you don't have numerical values, you can study the build and build the mechanism; if the mechanism is not enough, you can study hard and practice hard to improve the operation. When the mechanism and operation are both ready, you can change your fate and evolve your values ​​irreversibly. Fake copy of the ninja, three magatama knots and 44 seals spitting water dragon. Real copy ninjas, Kizaru, Purple Dog, Sakura, Plant, Human Death, Two Deaths, Three Qingshui Chaoge, Shadow Ai, Legs, Shadow, Armless, Dog White Mask, Five Spirit Kings, you are all my role models! This book is also known as: "The Ninja World: I Want to Climb to the Highest Step by Step", "I Want to End the Empty Period of the Throne of Heaven"