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

Her eyes teared up from being touched by his words.

It felt like she had been having more and more emotional moments ever since she married him. How could she not admit that she had fallen deep for him already?

"You're the best person for me in this world, Mr. Mu," she said emotionally.

Approving what she said, he smiled and hugged her shoulders tightly. Nevertheless, he would never tell her that he was willing to spoil her and share her happiness because he genuinely loved her. He appreciated the warmth she provided him. His love for her was enough to create a sea on its own.

She was the sea while he was the fish in the sea.

Maybe she could still survive if she left him, just like how she powered through after Han Yifeng left her, but if he left her…

She’s The Sea, He’s The Fish In The Sea (2)