My Doctor Son-in-law, Clarence - Chapter 153 - Are You Free Right Now, Young Master?

The young lord of a small and weak country saves a dragon beside the sea one day.

“Missus, time to fulfil your duties!” Mu Yuchen demanded as he pulled Xi Xiaye closer with his arms intimately wrapped around her waist.

It was a meticulously planned feast for the powerful. Her fiancé had knelt down on one knee and proposed to her sister instead. Robbed of her right to her inheritance, she was prepared for the Xi family to throw her to the wolves.
As she slipped away from her family that had turned their backs on her, she found him — Mu Yuchen, the low-profile and reserved noble that ruled City Z and led Glory World Corporation.

“Mu Yuchen, let’s get married!” He looked up at her, then suddenly stood up.

“Where are you going?”

“Let’s go. Any later and the civil affairs bureau will be closed.”

- Description from Novelupdates

Kaito Nakamura, a shy university nerd, thought he’d found love when the stunning Aiko chose him as her boyfriend. Their sweet, fluffy romance fills his lonely world with hope—until he discovers she’s cheating on him with multiple guys, reveling in the taboo thrill of betraying someone so innocent. Heartbroken and humiliated as explicit photos of her circulate online, Kaito’s tears are interrupted by a mysterious popup: the “Revenge NTR System Beta.” Promising retribution but with a chilling condition — he can’t break up with her.Contains Ntr, read at your own risk

Xu He had been his sister’s control group since he was a child. His elder sister was fair, juicy and good at giving birth. She was the heart of the Xu family, a flower in the village, and the talented people who wanted to marry her lined up from the village to the back of the mountain.

The little brother was only good at cooking, and he was busy from the stove to the field all day long, and no one paid attention to his disheveled face. People in the village talked after dinner, how the same parents had two very different children. With his sister as a comparison, it must be more difficult for He ge’er to marry. 

However, there were many young men looking for Xu He, but these people who got close to him were all to find out about his sister. Xu He had been used to it for many years, but recently, even Zhang Fangyuan, who was not doing business in the village, wanted to get something from him.

After inquiring, he tried to hide, but he was stuck on the way home, but the man said: “He ge’er, your cooking is delicious, and it will be even better if you are my fulang.”

- Description from Novelupdates