Backstory and Kane's bloodline
Events following the valley of the end
After finally beating Sasuke Naruto was relieved he was heavily fatigued and about ready to collapse that's when his Sensei showed up with a squad of ninja from konoha but little did they realize that the sound ninja over closing in as the fight broke out Naruto was left for dead. The team from his home made it a priority to save Sasuke Uchiha than him and was left there defenseless in front of the sound Ninjas a squad totally in 12 went up to him and raise their swords in preparation to kill the young Shinobi they were upset that they had filled their mission when they were about to kill Naruto. A red hair woman showed up with unknown soldiers backing her up and open fired on the sound Ninjas and the other half were killed by flamethrowers killing all but one as that one escaped.
Kashina uzumaki had showed up with the black hand along with their confessors and black hand flamethrower troops to save her son they have arrived by reckoner vehicles she had been notified of her son's situation by drone it had been a few weeks after the events of a brotherhood of nod sending a squad through an experimental portal to get to a different world I had set up a base on an island that was owned by the uzumaki clan and it was the second island they owned equal in size of the Island they had once a base on called Australia. She had been gone for so long after the events of the nine tails escape she had been rescued in the hospital by a shadow team she thought she could trust her late husband's village in raising their kid she was wrong after she got back in this world she immediately sought out her son only finding him fighting for his life against his teammate then being abandoned by konoha that prioritized the Uchiha heir over her son and that was their fatal mistake she would take this chance to tell him the truth of the uzumaki Clans betrayal by their friends and how they covered it up how every nation had a hand in their destruction and they were the last two as far as she knew but she had heard rumors of a uzumaki spotted in grass village she would send a shadow team to break in there and find any information they can for now her son needs medical attention and evac by reckoners and then carryalls to get them out of the area and back to their Island base.