One Piece: Don't Worry, I'm a Doctor - Chapter 45 - : Two Choices

In the apocalypse, Bai Junjun and her arch-enemy wiped each other out fighting over resources.When she opened her eyes again, she unexpectedly found herself in ancient times.The apocalypse's big shot had turned into a refugee fleeing famine.War, famine, plague, bandits... dangers lurked everywhere.Fortunately, her Special Ability had followed her.The Wood-series Ability was incredibly useful in fleeing war and famine.Facing famine, a flick of her fingers made food grow wildly.Facing plague, by casting a Healing Technique, she became immune to all diseases.Facing bandits... as long as... as long as she aligned with the strongest Seven-Person Team, who would dare to attack?There was just one problem—the leader of the Seven-Person Team was her ex-fiancé, who was one foot in the grave. That was a bit awkward.They used each other for their mutual benefit,She provided food, and he ensured her safety.But... the ex-fiancé was a bit of a glutton, wasn't he?Until an accidental intimate encounter,Bai Junjun suddenly saw a vast Space.Wait a minute!The food that she had grown with her Special Ability... was it all in here?This guy actually had a Space!...They broke off the engagement at the height of prosperity, and they reunited amidst chaos.When both the male and female lead have changed their hearts...Two max-level bosses meet on a narrow path in ancient times, eventually joining forces in a story of internal spiraling competition.

After her previous life, Lan Ke luckily received an universal trade system, and also a ruthless food waster. After initializing the universal trade, becoming a universe merchant, it was the good days of breezing disasters, face-hitting, embracing handsome men! Though as she got stronger and stronger, she stumbled upon the scary secret of the apocalypse!

- Description from Novelupdates

“With my knowledge, give me a fulcrum on which to place it and I shall move the world!”

The moment when mercenary leader Kwang Hwi receives video game like abilities, the world is suddenly thrown into chaos. A thick fog envelops the Earth, bringing with it savage, otherworldly monsters. At the same time humanity has been rendered defenseless against this onslaught, as the strange fog turns most weapons to rust. With mankind spiraling towards oblivion, it is up to Kwang Hwi, with his new abilities, to save the world. Watch as Kwang Hwi leads his militia and becomes the last bastion of humanity. Will he be this world’s savior, or its conqueror?