IF you know naruto then great u naruto runners back in the past when naruto was a little annoying brat and always saying "IM going to become hokage" or "i never go back on my word" when sasuke was captured by orchimaru gang he was put in a little box for orchimaru can switch bodys with sasuke because orchimaru needed someone with a sharingan when sasuke had the curse mark. and was rasied by orchimaru he killed orchimaru,Sasuke found out  he was going to take his body.sasukes sharingan sees thought genjustu. when naruto found sasuke when they were little and naruto raged and got the nine tails charka naruto got the first cloak of nine tails charka sasuke got the curse mark to stage 3 sasuke did chordi and naruto did rasgenen when they combined it make a black orb because sasukes chordi was black naruto rasgenen was like tail beast bomb. the teenage version of sasuke and naruto when they have the powers of the six sage path powers they had the final fight. the day when they were adults naruto was a hokage and sasuke was a wondering ninja. they settled this into a boned. the end