Come back to live, but in the past!
After the fourth war shinobi, and before Kaguya Otsutsuki came. Naruto began to caught blood. And for a shock to eryone that Naruto is not he but she! And that real name is Naruko. And Kaguya take pity on Naruko, that she send her and Kurama to the past before second war. And before Kaguya send Naruko to the past, she...