Naruto is the grandson of Izuna Uchiha so he lives with the Uchiha everyone except Shisui, Itachi and Satsuki look at him like a weapon so he gets trained by Shisui and becomes an amazing prodigy unlocking the Sharingan at age of 6 Fem Sasuke /Satsuki/ ( But she hides it under a genjutsu after the clan massacre not even Naruto knows ) ( I don't own Naruto in any shape or form ) Naruhina