One Piece - I Am A Different Luffy! - Chapter 397 - 396 - Gran Tesoro 03.

After the nuclear warfare, massacres started to spread throughout the entire world. The order between humans completely collapses, and the strong eats while the weak gets eaten becomes the #1 rule.

At 3 years of age, her father went missing. At 15, the muscle in her hand snapped. At 16, her mother passed away in a car accident. At 19, she was framed by her uncle. At 22, she was burned alive by her newly- wedded husband and her best friend. Perhaps it was God’s sympathy that allowed her to return to the time when she was 15 years old to re-live once more. The previous lifetime of being low- key and having forbearance resulted in betrayal and misery. In this lifetime, she must be lofty and domineering to let those who have bullied her suffer a terrible end!

- Description from Novelupdates

After finding himself a poor man in a world of Cultivation, Magic, and infinite possibilities, William has to do everything in his power to survive. But with the knowledge of modern books, movies, and a System granting the ability to upgrade his talents, William is prepared for anything! Or...is he?Follow William, his Potential System, and his chaotic character as he improves his strength from Peasant to Primordial Being!Don't worry, he won't cause too much chaos...right?

A happy and fulfilled life, everyone wanted that. Rio was no exception, he too wanted to feel joy and fulfillment.

But how many actually achieved that?

He didn't know, but he knew that he was not part of those.

Rio, a part time editor of a webnovel called, The Last Stand, transmigrated inside the world of the novel. Not as a main character, nor as a villain, not even a student.

But as a professor.

A simple extra, professor that was never even mentioned in the story. Through some circumstances, he was the mentor of the main cast of characters.

Armed with knowledge of the future, treasures of the world, and skills of different origins. He would raise these students to their utmost as early as possible. He felt that there would be no problem.

However, as time marches forward he realizes everything was not as simple as he thought.

The plot, or the future, as he knew it was going further down the rails. The body he occupied had a mysterious identity. A higher existence watches over him.

Realizing the implications, he gave up on staying low key and unknown. He will strive, live, and survive admist this world of cruelty.

A world set in a modern futuristic setting where cults roam free, capitalism corruption rises, demons and other races exist.

However, even if he survived and lived, will he even feel happinness and fulfillment? He didn't know, but he will live still.