There's definitely something wrong with this murder mystery game - Chapter 672

A cauldron, a secret forging method, and his blood created an ultimate weapon. The youngest Sword Crafting Master on Earth had been reborn from another world. With the Nine Yang Divine Furnace and a scroll of Divine Equipment, he was like a fish in water, standing at the pinnacle of the martial way. There were tens of thousands of clans, billions of cities, and countless experts. He was the master of ups and downs!

Friend Shisui faces a life and death crisis.Meanwhile, Itachi, a devoted disciple, is on the brink of embracing his destiny as the epitome of 'filial piety' within the Ninja World.The eyes of the entire clan will soon become specimens for others, because they are consumed by an obsession they cannot get rid of.Under the watchful eye of the Konoha Corrupt Quartet, Uchiha Funan, a fifteen-year-old retired cadre of the Uchiha clan, deals with overwhelming pressure. This pressure leads him to make the decision to venture beyond the confines of the clan.

Hell Ghost Wang Wannian is born again, smiling and proud!
What?
Are you a soldier, will the tank drift?
You are a master, can you give birth to dragons and tigers?
You are a superman, can you call the wind thunder?
Excuse me, I am not targeting anyone, everyone in my eyes, it is rubbish!

- Description from Uukanshu (translated)