The story goes back to right before the start of the final rounds of the Chunin Exam. As Naruto trains in preparation for his upcoming match, he hears Jiraiya speak of “the Fourth Hokage’s legacy.”
If there is such a thing,
I'd certainly like to see it.
إذا كان هناك شيء كهذا
فأنا مهتمٌّ برؤيته بالتأكيد