Yuki Hellsing, (naruto shippuden & hellsing crossover)

Seth young man out stop his brother after he killed there mother, he tracks him down to castle where seth meets his death at his brother hands as he hangs on to life he makes a deal with most powerful vampire in world alucard, after long fight with his brother seth returns tell the news to his father at his grave site, other fight happens as seth starts to die

Alucard uses what power he has left send seth to other world only alucard transforms him into an 8 year old girl now as seras hellsing she starts new life as ninja in konoha.