I am a time traveler:
Brother, I will not resent you for the genocide. Because I already know the whole story...
Since you want me to resent you, I'll show it to you.
The reason why I defected was just to follow the original script! Maybe I am afraid of the unknown future, so...
Sorry! Naruto, Sakura, and Kakashi... Sensei!
In this world, perhaps we have already forgotten our original selves...