Elf Tensei Kara no Cheat Kenkoku-ki - Chapter 3Book 1: -2: Two Promises

Chen Rui, an otaku from earth, is reborn into a human body in another world, who falls into the legendary evil, brutal world of the devil called Mozu where humans are treated as food. He has to survive while facing horrors of the devil, violent dragons and a variety of power enemies depending on a strange super system chip and his wits. Surrounded by Devil’s beauties such as black-bellied lolita princess, cold queens, violent dragons, charming poisonous devils …

This novel is also known as Master Fu's Mysterious Darling Wife

She is the The Young Miss of Military family Shen, her face is peerless, her temperament is cold, and she is her family’s treasure, but isn’t accepted as one’s child by her mother;

He is The Sole Heir to the top giant Fu Family, his power is unparalleled, indifferent high-born, the captain of the mysterious military force, and the youngest commander-in-chief.

Because of her grandmother’s wishes, she married him at lightning speed. She thought that it was a marriage that she needed, but she didn’t expect to be greeted with his extreme pampering.

- Description from Novelupdates

Xue Chong is one of the top experts on the Slaughter Board rankings and possesses sharp gaming skills. Feared by all, he is seen as an inviolable and unapproachable person.

However, no one knew that Xue Chong had accepted a cute and adorable female disciple when he first started playing online games. Yet, just as his feelings were gradually growing, Xue Chong discovered that his disciple was unexpectedly a man!

Henceforth, Xue Chong was assailed by a psychological shadow.

Many years later, they met again. The meng disciple from back then had transformed, becoming a top-ranked player on the PK leaderboard and the #1 most attractive and wealthy great God.

Wang Chun: Master, master ~\(≧▽≦)/~ This disciple missed you ~

Xue Chong: Get lost.

- Description from Novelupdates

Mo Han was in a tough spot. His daughter, Chen Chen, needed a lot of money, three hundred thousand, for an operation to treat her leukemia.He didn't have the cash and didn't know what to do. So, he tried to come up with some sneaky plans near a bar, hoping to raise the money that way. But things went from bad to worse when an old classmate who had rejected him in college caught him red-handed. She made fun of him and made him feel even worse.When Mo Han's wife, Luo Ning, found out about the situation, she rushed over with Zhang Hao, who had a crush on her. But instead of helping, Luo Ning shocked Mo Han by suggesting they get a divorce! And just like that, she left with Zhang Hao in a car, leaving Mo Han feeling alone and confused.After a night of heavy rain, something amazing happened to Mo Han. He unexpectedly inherited something really special from someone called Ye Lingfeng, a fallen medical expert. From that moment on, Mo Han's life took a turn. He decided to take charge of his own destiny and set out to change the world, no matter what challenges came his way.