In the year 48 of konoha , kyuba was released by a stranger who possessed a mangeku sharingan .He fought against the forth Hokage but was badly beaten ,so he escaped.
But the fourth Hokage can't chase him because the village needed to be saved .After which he fought the kyuba and saved the village but he has to sacrifice himself for the village to save the village and divided the kyuba into yin and Yang parts and sealed yin part in himself and Yang parts in his newborn son, beleiving his son will be viewed as a hero.
But the story was going to be different from what he was expecting.As he and his wife sacrificed themselves for the village at that time the surviving villagers were in the bunkers built in the Hokage rock who were afraid at that time when the sound of battles finally decreased did they somehow calmed down.
Among the people was a boy holding another child in his lap as if he was an common child who is frightened like others and saving his brother.Little did the surrounding people knew that in the future he was going to be a killer ,an executioner who will kill his whole clan .
But a boy named kirito with brown hair black eyes knew who was seeing this boy from a corner knew this as he has obtained his memories of his previous life who died due to a disease and somehow has been born in Naruto world.
He only obtained his memories after the trauma caused
when he saw his mother died protecting him.
His father was also dead as he was a ninja who died when he was little.
He was an orphan now who was just 5 years old.
His face covered in tears after seeing his mothers death in front of him .
As the SHINOBI brought the news of nine tailed fox's defeat at the hands of fourth Hokage at the cost of his life ,
people didn't know shoul they be happy and sad by this news as the attaker was defeated but they have lost their village leader.
When the boyheard this he kew that Naruto Uzumaki has became jinjuriki.
After the morning came the people came to view the destructive caused by the nine tailed beast .
Houses were damaged.
There was blood on the streets ,as bodies have been cleaned by SHINOBI .
The boy kirito came to the place were his mother died seeing no body he knew body was taken by SHINOBI.After some time he came to know that the bodies will be buried together as some bodies can't be recognised some were crushed same has been cut .
Some were still to be discovered or rescued under the scattered parts of houses , shops , walls etc .
After, people with no were to go were moved to the temporary shelters .
Kirito was also with them as his house was destroyed.
After a week burial ceremony were conducted and kirito was also their before his mothers grave .
His mothers body was found by him after searching among the grouped bodies which were collected by SHINOBI .
After a week he was given An apartment since many apartments were now empty after the deaths of many konoha people .
He entered apartment which contained many items of the previous owner.He discarded the clothes and other things to a side .
After checking kitchen items were their he was relieved,after some time he sat on the bed he took a long breath and released his stress and emotions he was holding since remembering his memories.
After that he put a photo frame on the bed side table
which he found after searching for things in his previous destroyed house among the debris
he found some things
of his father also a dairy and some scrolls and gear ,some money saved by his mother,and his clothes.He also searched in the nearby destroyed houses of his previous neighbours and found more scrolls and other things.
The glass of the photo frame was broken so he put a new one.
He searched for the items in the house and found a cooking book and some other things.
After a month ,he continued his life as an orphan now and decided his future to be a SHINOBI as in this world only strong have the rights.
And who wouldn't want super powers .
After a week he started to cook himself as the outside food was expensive.His cooking was not perfect but he improved slowly after weeks of continuous cooking and following cooking books instructions he improved.
He also started to run in the morning and afternoon around the nearby forest which was near to his apartment, their were small wild animals in it but not dangerous ones.
He continued to train there after following the instructions and steps written in his father's dairy which he had found .
He was aiming to increase his stamina
as he didn't had his chakra unlocked .
He obtained a some monthly money for living .He brought vegetables and fruits from nearby market and other daily necessities weekly as he had a fridge in his apartment.So vegetables and fruits will not spoil .
Like this time continued and 7 months later continued his training and also made some friends in the park so that people will not suspect he was weird or something.He acted normal so that he will not be kidnapped by the dark Hokage of konoha Danzo .
He simply acted as a orphan ,and about his training who cares about a simple commener orphan among the population of konoha ....