Naruto Iscariot

His life was practically the same, getting up every morning, training, praying, serving Iscariot and the Vatican with great fidelity and also killing supernatural monsters but all that changed when he met a stupidly powerful Vampire and her little soldier who became a severe headache. How was I supposed to deal with them? In addition, an organization that wanted to cause a WW3 also appeared...This couldn't get any worse...Could it?