Naruto: I'm Nine-Tails and My Host is Kushina - Chapter 205 : Hypocritical Peace, Naive Yahiko

Calamity descends upon a a tranquil world in the black of night, transforming it into a death game! This a a true apocalypse, but this is not the end of humanity!

- Description from Novelupdates

In the end, war couldn’t be extinguished. But, there was a transformation. Even in the heart of a worthless accomplice in murder who was indifferently continuing his task, there was a transformation. The massive weapon “Object”.

This was a weapon that changed the whole definition of war. An exchange student named Quenser, who was dispatched to the battlefield, met at the base a girl with a strange aura. The girl, dubbed “Elite”, is the pilot of “Object”. The near future. This diminutive boy had come to take on the role of standing up against the strongest weapon “Object” for the sake of the girl. This was the motive for their first meeting.

He was once a presence in the assassin world that made people tremble at the mere mention, and had retired from the assassin world for many years to live in the mountains with his master, teasing nuns and practicing martial arts every day, leading a leisurely life, having washed away all traces of his murderous aura.However, when the old man asked him to come down the mountain to protect a woman, it gradually tore away the mysterious layers of Ye Qiu's demeanor.His skills were extraordinary, and he possessed a long-lost technique of acupuncture.He was both righteous and evil, attracting countless beauties to fall in love with him.What was even more mysterious was that he had a pair of “Supernatural Insight Eyes,” seeing through everything.

What if Midoriya Izuku stayed quirkless? What if he could become a hero without any powers? Or even more shocking—what if he became the successor to All For One?