MTL - First Day In Game, I Got Ten Billion From Infinite Number Of Check-ins - Chapter 545 see

Regret filled Valyr as he witnessed Earth before him crumble into nothingness. Although he and the others had done everything they could, their efforts were all for naught as they stood powerless to stop the inevitable, causing billions upon billions of innocent lives to perish in the cold and unwelcoming darkness of space.

Indignant at the outcome, Valyr asked the heavens above to give him a second chance, a chance wherein he would make sure the inevitable didn’t happen. Though he knew that the likelihood of it happening was slim to none, surprisingly…

The heavens answered.

Opening his eyes, he swiftly found out his wish had been granted, in more ways than one at that. Not only was he brought back to the time where everything had yet to unfold, he was also reborn as an NPC in the game where everything started and everything ended.

The True Immersion VRMMORPG, Greater Beyond.

Utilizing his newfound advantages, in conjunction with his knowledge of the game and its various versions from his previous life, Valyr was going to make sure that what happened before wouldn’t happen again. And all of that began…

With him picking up the Blacksmith class.

He died on the wedding of the girl he had a crush on, after a long and successful career. After convincing Yama to send him back to the world, he decides to fix the areas in which his life went wrong. Realizing the lack of love and romance in his past life, he sets out to conquer the hearts of various women.

- Description from Novelupdates

Xiao Ze, who was dedicated to the people and vowed to become a generation of Ming Jun, accidentally fell on a little lady.
The little lady was born beautiful and lovable.
So Xiao Ze accepted his life and got the name of fear.

ps:
①The male protagonist has no concubine, and he is dedicated to serving the country.

- Description from novelbuddy

“I don't share my possessions, Mr. Campbell. Your wife stole from me and now I want something back. You should know I always collect what I'm owed,”When Liam Campbell's wife steals from his wealthy female boss and disappears, he's left to face the music. But his boss, Lady Isabella Ashworth, has other plans for repayment—plans that involve keeping the handsome man for herself.Everyone thinks they know the score: young guy becomes a rich woman's plaything. What they don't know is that Liam's got more weapons than just his looks. Behind his perfect face lies a ruthless mind that turned him from a nobody into a rising star.Now, trapped in Isabella's world of luxury and power, he'll play her game—but by his rules. His main goal is to dominate her as much as she wants to dominate him.But who's really taming who?