Bei Chuan Yun Shang Jin

"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.”

EndlessFantasy Translation 

The Most Loving Marriage In History: Master Mu’s Pampered Wife

It was pretty late when they got back home last night, and the two of them went to bed after they washed up.

After a good night's rest, it was the afternoon when she woke up the next day. The man was not with her anymore, but his scent remained in the air.

As usual, he had prepared her clothes for her and left them on the chair. She got up and took off her sleeping robe before heading into the bathroom.

Suddenly, she felt an urge to vomit again when she stood before the dressing table. Just like yesterday, only bile came out. She began to notice that something was wrong.

She suddenly remembered that Su Nan had similar reactions when she was first pregnant. Moreover, her period had been delayed for more than a week now. Could she be…?

Xi Xiaye's eyes brightened as she looked at herself in the mirror. Her face seemed pale and she looked tired in general, but her eyes were exceptionally clear.

Master Mu’s Fiancèe? (1)