Kill the Sun - Chapter 706: How Truly Fortunate

Qin Xiaoguo was a successful chef working in the future era. A turn of fate brought her to the past, into a time of famine and uncertainty. Waking up one day, Qin Xiaoguo found herself face to face with a boy who acknowledged her as his mother.Having transmigrated from the year 3024 to 42 BC, Qin Xiaoguo had traveled across a three-millennium time leap to the past. She was transported to a destitute place, and also became mother to a hungry, skinny boy at the same time.Her only comfort to her new-found circumstances was a spatial ring that allowed her to transmigrate—giving her free access to food and other belongings from a different era.After years of raising her son singlehandedly, Qin Xiaoguo had a surprise visitor at her door. It was a man claiming to be her husband, requesting to stay the night. Out of confusion and pity, Qin Xiaoguo let the self-proclaimed father of her child into the house.

The scum’s or villain’s long road of transformation was tentatively set to the world:
The abandonment of the educated youth’s wife (Completed)
The hidden marriage of the scum film emperor (Completed)
The best brother in the world (Completed)
The Phoenix male who destroy the bridge after crossing the river (Completed)
The treasonous general (Completed)
I’m an honest man (Completed)
To become the top scorer in the School of Agriculture (Completed)
The soft rice man’s self-cultivation (Completed)
The whole world is reborn (Completed)
I want to survive on a desert island (Completed)
The stallion male who has seized the opportunity (Completed)
The perverted self-salvation (Completed)
The spring of the loafer (Completed)
The misplaced life (Completed)
The miser career (Completed)
The ghost is out of feeling (Completed)
The Queen’s favorite husband (Completed)
The vicious girl with her godfather (Completed)
I want to be a good person (Completed)
I does not tear up the family (Completed)
The perverted common plant (Completed)
The Mary Sue’s men (Completed)
Every time I was reborn, someone wants to kill me (Completed)
The old people’s counterattack path (Completed)
The global evolution (Completed)
When I became a net red (Completed)
For you, good person (Completed)
His heart had white moonlight (Completed)

- Description from Novelupdates

A man who gets into the Webtoon comic he reads and becomes the most feared S rank Villain, but actually he is a loser??

Ron finds himself reborn in the world of One Piece, stranded on a remote island in the East Blue. But he's not just any ordinary child—he’s bonded to a mysterious sign-in system that grants him powers with every new location he visits.At his first sign-in, he unlocks the legendary Sun Breathing Technique, along with a boost to his vitality. From Shitmotsuki Village to Skypiea, Enies Lobby to Marineford, Ron travels the world, collecting extraordinary rewards that make him a force to be reckoned with. The Raikiri, one of the 21 Great Grade Swords, Armament Haki, Observation Haki, and more fall into his hands.As Ron steps onto the battlefield of Marineford during the legendary Summit War, the mightiest warriors—Four Emperors and Marine Admirals alike—pause, stunned by his presence. But Ron merely waves them off, “Don’t mind me. I’m just passing through.”Join Ron on his journey across the Grand Line as he signs in at iconic locations, growing stronger with every step. This is not just an adventure—it’s a legend in the making.