Naruto: Kurotsuchi Mayuri - Chapter 351 - 248 : Setsuna??

The story is about a man who’s opposed to the now-common practice of implanting false memories, but is one day given memories of a fictional childhood friend. This fabricated happiness torments him, but then, to his surprise, he meets her – a girl who shouldn’t exist.

Sky is not born of Shen Huan, millennium is like night.

This is a rebirth who wants to release himself, and has an interesting life story after getting a less serious system.

- Description from Uukanshu

It was supposed to be just another argument with his girlfriend. But Alexander Faust's world was turned upside down when the dead started rising from their graves on February 20th, 2023. Suddenly, the apocalypse wasn't just some abstract concept but his reality.As he fights to survive in a world of death and destruction, Alex must confront his regrets and deepest desires, facing betrayal, despair and the darkness hidden in people's hearts.On the cusp of despair, he suddenly discovers a rare skill that makes him immune to zombie infection but transforms into a fierce and feral Ghoul.Is this skill truly random, or is there some plot in the darkness, always one step behind him?Torn between his former human self and new Ghoul self, Alex develops a new persona to protect his fragile mind.Faust!With newfound power coursing through his veins, Faust sets out to fulfil his wildest dreams. He seeks to reunite with Amy, his girlfriend, and maybe even find love among the survivors drawn to his strength and confidence.But as he journeys through a world overrun by the dead...Faust must also confront his darkest impulses and the consequences of his actions.He is forced to navigate the dangerous territory of being a Ghoul, balancing his newfound desires with the things that truly matter to him.Faust soon discovers that the line between life and death is razor-thin.In this thrilling and dark tale of survival, Faust must find his way in a world that has been forever changed - and hold onto the things that matter most to him before it's too late.

The Mc reincarnates in a world of magic and adventure as a Leech, follow his adventure in this mysterious and exciting world as he goes from the weakest creature to the shadow being that everyone is afraid of. Will he pursue the path of strength alone? Or without realizing it he will become the king of the greatest empire that ever lived.