Yn was oldest brother of the fourth hokage children's but he was neglected by his parents and bullied by his siblings and the villagers for having the soul of the kyubi while his brothers and sisters get praises for being perfect children of the fourth hokage until there birthday kushina was giving the uzmaki heir to naruto and memma while minato gives the namikaze heir to naruko after hearing that Yn shouted at them the he was to get on of the clan heirs but they gave to his brothers and sister he tell them to train and be ready when you returned Yn will have his revenge and make everyone in the village pay for there sins against you
I thought because I was reading some neglected naruto books and I thought of it why not make an idea of Yn being neglected instead of naruto
