Riyuo is a child born in the Shinomiya Family, a family that has a lot of power. He then remembers his past that he was the last weeb ninja assassin in his previous world. Using his knowledge, he will do everything he want.
*this fanfic is just for fun,don't take it seriously oke.*
*this is my first novel, and English is not my first language. So sorry about my bad english, i hope you can still enjoy it.*
*i did not own picture, anime, and characters.*