After Shinji left Kumo, to serach for his father, he is very often on the way the find him as fast as possible. On his travel he met a old woman, who asked him if he traveled for a ninja mission. He lied and said yes. actually he is a nuke-nin already O.o OK, he loves Kumo, but to find his father is the most important thing for Shinji. And of course he wants to break the curse in his soul, which was made by his father.