Naruto: I Am Not the Protagonist

A soul that travels through time and space There are countless familiar and unfamiliar worlds. Even if I am not the protagonist, I can reach the highest level. An unsystematic soul came to the world of Naruto, faced with a sudden time travel and the upcoming Second Ninja War, how should he survive. As an Uchiha, how does he upgrade the kaleidoscope without a brother? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.