I just returned to Konoha and found that all my clan members were gone.

I am Uchiha Yelan. Five years ago, I listened to my brother and accepted an S-rank mission to gather intelligence on the post-war Kirigakure Village for the sake of the peace of the village and the stability of the family. Who knew that I would encounter a storm on the way back and be blown to an unknown island... After going through so much hardship, I finally returned to the village, and you told me that the Uchiha clan is gone? The one who killed the clan is the clan leader's son? The only one left in the entire Uchiha clan? Or is he the younger brother of the one who killed the clan? Where is my brother? My brother has a Mangekyō, so why don't you come to save him? What? My brother is dead? Or the kind whose body can't even be found? (PS: The protagonist...