Naruto System in One Piece - Chapter 459: Three Legendary Sanin

For the man’s promise, Xiao Chen returned strongly, the bodyguard of the body of the beauty president, sweeping the enemy of all directions, composing the legend of the king!

- Description from Uukanshu (translated)

Imagination is always pleasant, but reality is cruel. I just wanted a simple life but why am I always getting into trouble?

“You must take her place... Just tonight!”****Aria Thorne is an Omega—lowest in the pack and lowest in her own home. Abused by her mother, hated by her twin sister Celeste, and treated like nothing more than a burden, Aria’s life has been nothing but pain and survival. But everything changes the day the Alpha’s royal guard arrives with a scroll in hand and a single, shocking message: the new Luna must come from Aria’s family… and she must be a virgin.Celeste can’t qualify. Aria does. But instead of celebrating her fate, Aria is forced to impersonate her sister in a cruel scheme—just to save her own skin and earn a sliver of love from the mother who blames her for the death of an unborn child. Dressed in her sister’s skin, Aria is sent to marry a powerful Alpha she’s never met. But what happens when the Alpha senses something’s off... and ends up claiming the wrong Luna?What starts as a lie soon sparks something deeper. A connection. A bond. A war.Can Aria survive in a world built to break her? Will the Alpha protect her once the truth comes out—or destroy her like everyone else ever has?

Through a mysterious portal, Chen Jin arrived at this strange place – a post-apocalyptic world where civilization had been destroyed.

Consequently, he found –

A piece of metal scrap
A robot trash collector
A battleground
A city
A ton and more of gold
A copy of high-tech documents
A…
In short, Chen Jin found a planet.

- Description from Novelupdates