Naruto: My Combat Power Is Off the Charts from the Start, Shocking Everyone

After transmigrating to the Hokage world, Xiaoyao gained a rather peculiar System. All he had to do was read forbidden books to become stronger! Kakashi’s skills improved by leaps and bounds after receiving my guidance from the forbidden books. It was also thanks to the precious manuals I left behind that Naruto’s Harem Technique came about later.