Infinite Upgrade Technique of the Heavens

Story of: Infinite Upgrade Technique of the Heavens

Chen An traveled through time. And he traveled to the Hyuga clan in the Naruto world. Fortunately, he was the main family, not the branch family. But why didn't anyone tell him? His system could only upgrade the practice method. And the experience value increased by a hundred times for each level. God, Chen An had no choice but to keep grinding for experience. Until one day, Chen An found that he had actually reached the top of the world.