Its just a idea please no flameing!
What if sasuke's mum and dad where working with itachi and let him kill them, so when itachi fought sasuke when he touched his forhead at the end he embeded some of his parents chakra in sasuke so when naruto and sasuke fight and the very last bit when sasuke is about to kill naruto just like how kushina and minato met naruto sasuke's parents appear in his mind and stops sasuke from killeing everyone and sasuke turns good mabey???? xd
What if sasuke's mum and dad where working with itachi and let him kill them, so when itachi fought sasuke when he touched his forhead at the end he embeded some of his parents chakra in sasuke so when naruto and sasuke fight and the very last bit when sasuke is about to kill naruto just like how kushina and minato met naruto sasuke's parents appear in his mind and stops sasuke from killeing everyone and sasuke turns good mabey???? xd