Naruto: Possessing Sasuke Uchiha from the Start

(Hokage, villain protagonist, no heroine) (The protagonist is a parasite. Don't read if that's not your thing.) (Destroy Konoha, seize the Tailed Beasts, and make the whole world your enemy) (At first, he pretends to be a wise old man offering a golden finger, but later he drops the act) As its Nth Host neared death, the parasite known as the “World Calamity Worm,” Zero, abandoned its body and fled, leaving behind the vessel it had spent so long cultivating. It escaped into a rift in the world. When it awoke again, it had entered an entirely new world ruled by ninja. Here, it would once again devise its evil plan to devour the entire world. Uchiha Itachi: “You’re not Sasuke! Who are you really?” Hiruzen Sarutobi: “Naruto Uzumaki, are you trying to destroy Konoha?” Hyuga Hiashi: “Neji, I wronged you, but please don’t take it out on the entire Hyuga Clan!” Many years later Its parasitic offspring had spread throughout the entire world