Hidden Otsutsuki

Naruto, the legendary Nine-Tailed Jinchuuriki. Who is that? Is it important?

Sasuke, the strange genius of Uchiha. Who is that?

Yu Ling...hehe, don't you know him? Look out, this is the lucky little doll who saves the world. He was abandoned by his original family but led the family to prosperity and reorganized the rules of the ninja world...

This is Yu Ling!