MTL - The Lady’s Sickly Husband - ~ Thinking in my heart

In the Abyss, all beings are imprisoned, struggling bitterly to survive. One day, in the eternally dark lower world, a young boy has a chance encounter and catches a glimpse of the upper worlds. He is fortunate to witness wonders beyond even the most beautiful dreams. Realizing there are worlds beyond his own, he refuses to settle for mediocrity and vows to ascend to the top step by step.

Qin Zhaoyue, a hundred-year-old Soul cultivator and famous artifact refiner, dies and transmigrates into a body of 16-year-old Xi Zhaoyue, who was killed on her wedding day.

The unlucky previous owner of the body was an illegitimate daughter of an influential family and was forced to live her whole life in the orphanage. However, at the age of 16, her Guide glands were awakened and as fate willed it, Xi Zhaoyue happened to have the highest compatibility with the youngest, bravest, most handsome Major General of the Empire, a dream husband of the whole Outer Space! Finally, a loving family she so longed for was within her reach… Yet, at the wedding ceremony, her Mental sea was invaded and she died.

Once Zhaoyue figured out the situation she landed herself in, she vowed: she wouldn’t be a proud and self-respecting cultivator, if she didn’t strive for independence, for the right to live the life freely! Cultivate, refine, get stronger! Become your own person!

- Description from Novelupdates

With a marriage contract forcefully done, he married her, and all she could do was comply, and resent him deeply for that and for all the following misunderstandings they faced.
However, it was already too late when she understood she actually loved him.

On the eve of their wedding, Yan Changsheng brought back a girl and publicly called off the marriage.Only then did Shen Qinghe realize that Yan Changsheng was the crazy male lead from a book, and the girl was the irresistible female protagonist.As for her, she was just early cannon fodder fated to die, and her elder sister was the malevolent female supporting character whom everyone wanted to beat up.Tsk, the plot is just freaking ridiculous!After awakening, Shen Qinghe busied herself with cultivation, protecting her elder sister.Yet, unknowingly seizing the female protagonist's luck, she attracted several crazy male leads, each of them forcibly taking what they wanted from her.She thought Dongfang Wuya was relatively normal, but who knew he was crazier, actually seizing the position of Heavenly Emperor and then forcibly marrying her to become the Heavenly Empress!**As the high and mighty belle of the cultivation world, Dongfang Wuya had countless admirers and fans. Yet he was devoted to cultivation, treating love as if it were dirt.Initially thinking Shen Qinghe was deeply in love with him, he sternly advised her, “Focus on your cultivation, do not get distracted by romantic entanglements!”Later, irked by her dedication to cultivation, he pressed her into his arms and kissed her, seductively coaxing with a playful smile, “Be my Daoist companion, and I'll aid you in cultivation, hmm?”[Asura Field, Cremation Ground, Male Rivalry, Su Wen]