The protagonist appears in the world of Naruto because of a mysterious person. Is it a cycle of cause and effect, or is it a conspiracy that goes against heaven? Let's see how the protagonist survives in the world of Naruto, where human life is worse than that of a dog. He goes through emotional trials, transcends himself, and reaches the top.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.