Naruto: Uchiha Itachi Became a Demon Cultivator?

Modern demon cultivators were attacked by major righteous sects during their tribulation and unfortunately failed to do so. When he woke up again, he found that he was reborn in the world of Naruto and became the young Uchiha Itachi! At this time, the Third War has not yet begun, and the Uchiha clan has not yet been destroyed. But he didn't expect that the Nine-layered Demonic Pagoda, the artifact bound to his soul in his mind, would be brought here by him! From then on, Uchiha Itachi became a cultivator. All kinds of evil magic, weapon refining, elixirs, talismans, spells, etc. Are endless! Uchiha Itachi: "The Otsutsuki clan uses people to make elixirs? They regard all things as cud*? They are so cruel. I'm scared to death." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.