MTL - From Becoming the Master of Monsters - Chapter 69 New Year's Entrance Examination

This is a reincarnation/isekai story, about Matt (later TreeTree), an overpowered tree in a fantasy world that serves as the battlefield for an ongoing conflict between demons and the heroes summoned to oppose them.At first a bystander, over a long period of time, TreeTree will learn all sorts of skills, gain levels, and in doing so, build up a forest, train young subordinates, protect a village, and more.

Wen Xuxu is a tenacious, talented, smart and brave woman who was fostered by the Yan family at the age of four when she lost both her parents.

Brought up to be the successor of a huge conglomerate, Yan Rusheng is an aloof, intelligent and arrogant man who is the most sought-after bachelor in the capital city.

Despite growing up together, both of them seem to treat each other as an eyesore. She labels him as a jerk and womanizer while in his eyes, she is a shrew.

Over time, they fall for each other, but they continue to conceal their feelings for each other. By a twist of fate, they are forced into a marriage. And unknown to everyone else and Yan Rusheng, she has harbored a deep secret for many years…

- Description from Novelupdates

The world is a place full of mystery, and many ordinary people live their entire lives without ever glimpsing even one percent of its truth.The fate of one family was destined to be average until one rainy night, when a family member arrived at the newly married couple's door with a child born out of wedlock.Terra was about to undergo an upheaval because... the strongest was born!---------------------This is the story of Kaizer Lunin, a young man born with a special ability that causes him to suffer from mild antisocial personality disorder.A brush with life and death awakens this power fully, turning him into one of the strongest Espers in the world!However, this also thrusts him into the hidden parts of the world, where secret societies, powerful factions, and the government clash in their bid to claim the empty title of 'strongest Esper'—a void left by a certain someone.And maybe, if he doesn’t die prematurely, Kaizer has a shot at that title himself!

As childhood sweethearts, they were made to engage under the manipulations of their families. It involved having to to live in the same room and sleep together.

One night, she is accidentally made drunk, and in his delirium, he kisses her only to realize he enjoys it. From time to time, he would sneak a kiss on her, but his “crime” is eventually discovered in an accident. After being accused by her, he says with a smile, “You are my wife, why can’t I kiss you?”

The two people’s daily routine is full of bickering and mutual discrediting of each other.

Although he claims to disparage, he actually cares intensely about her. He feels crazily jealous when she is close to other men, to the point of tying her to his side, so that she becomes exclusively his.

- Description from web