In the Hokage World, I Take Itachi's Place and Get a Gravity Blade as My First-Blood Reward

[Hokage + One Piece + System + Villain + Passionate Action + Comedy + Wild Imagination]

Qin You, an agent from the Dragon Nation, transmigrates to the Hokage world and takes the place of ten-year-old Uchiha Itachi. He also awakens a System that makes him stronger every time he kills.

Every battle gives him a boost, and every kill makes him stronger.

He has just one ultimate goal: destroy the Hokage world completely.

“Ding! Congratulations, Master! You instantly killed a taijutsu ninja and gained the talent to comprehend Great Swordsman-level swordsmanship.”

“Ding! Congratulations, Master! You scored the first blood of Asuma, a Konoha Jonin, and gained the power of the Gravity-Gravity Fruit!”

“Ding! Congratulations, Master! You defeated Anbu Ninja Shisui Uchiha, and your Sharingan has evolved to the Mangekyo form!”

“Ding! Congratulations, Master! You defeated Orochimaru and gained Conqueror’s Haki!”

As time slowly passed, the day of the clan’s massacre finally arrived...