Eldritch Guidance - Prologue - The Beginning of the End (Rewrite)

“Keep it in your mouth… Swallow it… Baby, be good…“

This time, the soul-transferred Naruto no longer worries about his lineage and ignores those strange looks, binding himself to the 'Take It Easy System'.[Option 1: Pursue Sakura. Reward: S-Rank Ninjutsu.][Option 2: Pursue Hinata, avoid ten years of detours. Reward: Kyubi’s approval (you can use Kyubi’s Chakra at will)]Is that even a question?Naruto decisively chooses Hinata.Naruto fishes by the river, and Mizuki suddenly appears.Mizuki: “Naruto, do you want to become stronger?”[Option 1: Refuse Mizuki’s invitation and tell him to get lost. Reward: Full level Fishing Mastery.] [Option 2: Accept Mizuki’s invitation and steal the Scroll of Seals. Reward: Impure World Reincarnation (Incomplete)]Naruto: Is there even a choice?Sandaime Hokage: “Where tree leaves dance... one shall find flames... the fire's shadow will illuminate the village... and once again tree leaves shall bud anew.”Naruto: “Smooth!”

As a villainous demonic cultivator, isn’t it perfectly normal to take a fox demoness as a spiritual pet?As a villainous junior brother, isn’t it reasonable to make the cold and stunning senior sister reveal a shy side?As a villainous disciple, isn’t it my duty to melt the icy heart of my villainous master and save her from the abyss of corruption?…I was wrong.After they fell to darkness, they captured me and ruthlessly “repaid” their gratitude.

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.