The Summer King and His Winter Bride - Chapter 20: In the Library

Lin Tianlong, 19 years old, a polytechnic school graduate. With mastery and control over electrical energy, he displays his unparalleled sagely medical skills, accepting the hearts of beauties on the side. Starting by helping his sister-in-law’s small clinic which was on the brink of closing down rise from the dead, he then proceeds to bring prosperity to a private hospital previously in a business slump. Socializing among the officials from the sectors of politics, commerce, law, literature, education, and health in Flame City, he’s drawn into the power struggle between the officials. Businesswomen, doctors, and nurses, attractive policewomen, teachers, pretty loli girls, charming married women, mature beauties – all of them fall to his clutches as he establishes his business empire and a harem of beautiful women.

- Description from Novelupdates

*Celeb: short for celebrity.A dull body, a timid and kind personality.The fat princess who was ostracized, Rubetria Diollus.“Oh my, the princess is at the dessert shop every time I see her. She eats so many sweets, enough to make one’s cheeks burst, no wonder she gets fat.”Princess Lillia, the ‘swan princess’ of the family, was always surrounded by friends, and Rubetria, the ‘ugly duckling’ who was bullied by them, was a loner.“Hey, you idiot. Our princess is angry. Eat it, quickly.”“Puhaha…!”“Oh my god! She really ate that!”Rubetria was tired of the bullying.Then one day, she said,‘I want to live a wonderful life like that woman for just one day.’180 degrees change.

In regards to the MMORPG Cross Reverie, Sakamoto Takuma boasted an overwhelming strength that was enough for him to be called the Demon King by the other players. One day, he gets summoned to another world with his appearance in the game. There, there are two people that insist “I am the real summon master.” Takuma gets slave-turning magic used for summoned beasts cast on him by the girls –

The simulation is over, and the entry is obtained: a showdown!

Looking at this entry, Zhao Meng was stunned.

“How should this term be used?”

“Hey! Here’s a wounded fox!”

…

A few years later, a woman who looked like a fairy appeared in front of him, and said:

“My lord, I’m here to repay my favor!”

This book is also called “Starting from Transforming Monsters”

- Description from novelbuddy