Naruto is grafting on hokage face he suddenly falls unconscious and his 40 yr old conscious merged with present day 12 year old Naruto.the iruka sensei searching for nauto see him falling and brings unconscious Naruto to his home and cleans his room and changes the expired supply and then goes to hokage to report this incident. after hearing hokage said let him have rest for 1 week after he wakes up but little did they know that merging of concious is very complicated process so it will be months after he wakes up.
Naruto finds himself in unknown dark room. he then hears a sound coming from a near place and he goes toward the sound he sees a dark ominous chakra and beast big as hokage mountain and a another individual with same hair color and eye color as his and wearing hokage cape.he asked who are you old man are you hokage and where am I where did you kidnaper me. the guy with the cape asked kurama "was I this annoying when I was young" kurama replied "now you know" young Naruto Making weird thinking face sit down. and suddenly interrupts there talk by yelling am I dead,I want to be hokage I can't die, are you god !!, is this heaven. the guy with cape said calm down I will tell you everything and you arnt dead. I am you from future I died freeing my wife from very strong shenjutsu
and this is kurama I have talked with him and told him everything now he won't try to take over your body. young Naruto started crawling back and trembling he asked that beast is trying to take over my body. old Naruto said just here I will tell you all things and no one gonna hurt you ok.young Naruto said"Ok".
The old Naruto narrated all about how he died and some weird otsusuki god made him go back by taking his wife eyes and how child of shibui otsusuki wants to conquer the universe and eat this earth cause this planet has very abundant species and yelled don't sleep it's very impotant where did you listen last . young Naruto said abundant something and you are very boring. kurama said I know how to make him listen he said if you listen carefully then he will tell you who your wife in future is and you will become hokage or not. old Naruto started telling every thing again after every thing he said you are unconscious and this is where subconscious space where kurama is sealed it will take about 3 weeks to merge both of us until then I will train you control kurama chakra and mix with your chakra so you can make your chakra reserve more bigger tempreraly.
young Naruto asked who my wife is. old Naruto said it's someone who never thought of us as a monster if anything she sees us as her hero and love us more than anything she is hyuga princess hinata. i don't know if we merged together what will happen to me but treat her as princess she has sacrificed so much for me when I was going crazy in the pocket dimension it was her who did everything to make me sane.and she sacrificed herself to make me comeback in time and as you will know her she becomes way cuter.