Naruto: This Uchiha Only Wants Eternal Life

Unlike his predecessors who traveled here, Uchiha Shinki does not want to save the Uchiha, nor does he want to interfere in the struggle between the Uchiha and the Konoha high-level officials.

Uchiha Shinki only wants to live forever in this world.

But these two dogs, Sarutobi Hiruzen and Shimura Danzo, are really annoying!

Standing on the sterile table: "I'm sorry, Sandaime-sama, it seems that you can only be my experimental material."