MTL - Fight To the Third Generation - Chapter 756 It's all said here

Zhang Beichen downloaded a game called “The Empress of the Warring States Period”. He needs to play the role of a famous minister to help his monarch rule the world and become emperor.

He thought it was an ordinary game. In the game, Zhang Beichen tried his best to make friends with the empress, help her unify the seven kingdoms, and achieve different endings.

Until he woke up, Zhang Beichen discovered that he had actually come to the world in the game, and the magnificent empress in the game was standing in front of him!

The empress looked at Zhang Beichen with a cold and glamorous face, and thought: “He is the servant in the Sims who has made great contributions to me, but is rebellious and wants to marry me?”

- Description from novelbuddy

My name is Lü Jincheng, there are quite a few who have seen my works, and they call me Boss Lü.Before he had time to properly say goodbye, the top player Boss Lü is reborn in 2014, back to his youth.Suddenly equipped with a masterful skill in wooing women, his career becomes effortlessly successful.In a hedonistic life, there remains only the desire to do as one pleases.This book is also known as 'How to Break Free from the Shackles of Intimate Relationships' and 'Boss Lü’s Life is Destined to be Without Regrets' among others.

Legend says, that there is a great demon, who is the human kind’s public enemy. He is the galaxy federations’ nightmare as he wanted to conquer the whole universe. On the first day, he completely took out the human fleet, plunging them into disorder. On the second day, he declared that he will wipe out the whole federation. On the third day, he declared——that the hero who shot him in their previous battle must marry him, or else, he will destroy everything.

The galaxy federation president and the council members had a long meeting after that. They decided to dispatch a soldier, Wu Xing Yun, and marries him off to the arrogant demon. Wu Xing Yun was once a hero who fought for the nebula, and henceforth, he was tasked—— for the sake human race and the universe’s peace, to eliminate mistresses, settle his matters with the mother-in-law, and fix the man’s crooked ways.

Wu Xing Yun was very perplexed when he asked his commanding officer: “Sir, why did it have to be this way?”

Commanding Officer: “Soldier, bear in mind, that this mission of yours, is for the sake of the universe and mankind’s happiness. You must hold on to your husband, and fight other mistresses! Do you have the confidence to accomplish this task?”

Wu Xing Yun, stood straight, saluted, and instinctively replied: “Sir, yes sir! I will accomplish this task!”

- Description from Novelupdates

Xu Niannian was reborn in the 1980s and became the most beautiful flower in ten miles around.With three younger brothers at home, her sharp-tongued mother loved her as her life; daughters were golden lumps while sons were just a waste of money.She had thought she would encounter a host of troublemakers, but although there were many, they ended up spoiling her rotten.The stingy grandmother, upon meeting her, would always dig out the best things for her.The acerbic mother, who was scolding her sons just a second ago, would instantly change her expression to a blooming chrysanthemum upon seeing her daughter.Thus, Xu Niannian's goal became to work hard to earn money and keep her quirky family well-fed and chubby.Having obtained the Spiritual Spring by chance, Xu Niannian grew more beautiful every day.When Jin Yu first met Xu Niannian, he only felt that the girl was charming and bewitching, beautiful enough to dazzle him.He had another girl in mind, yet was inexplicably captivated by Xu Niannian's allure, unaware that the one he wished to take responsibility for and the one he liked were the same person.