Power of Runes - Chapter 114: The Bond Beyond Blood

He picked her up and took her home, but he couldn't watch her grow up. When they met again, he was a business tycoon who could call the wind and summon the rain. His possessiveness toward her became uncontrollable the moment he saw her again.He had never spoken words of love to her, yet he regarded every man around her as a rival in love.She kept her love for him a secret, but little did she know that he had always had ulterior motives, plotting for her to marry him. After a difficult marriage, the always gentlemanly and elegant man became like a wolf at night, entangling with her.

A novel revolving around being transported to another world with an op system. The mc spends his day chasing skirts and doing missions to level up. A standard journey to the top with lots of girls from various animes and games with a twist of that gaming feel (hunting mobs, doing missions).

- Description from novelupdates

“Great Mr. Chen Yu, you were successfully elected as the leader of the human race last night. Is there anything you would like to say to the world?”Chen Yu, bewildered, woke up and hadn't even put on his clothes yet. He replied, “I have no idea, I just woke up...”

Karl Adelheit, a self-proclaimed ordinary student returning from military service.

And a nobleman who enlisted as a soldier and received Medals of Honor.