Mr. CEO, Stop Torturing Me: Your Substitute Wife Is an Assassin

Good Values, a Powerful Female Lead Who Isn’t a Foolish Beauty, and Impossible to Put Down

This is so good, I don’t need to say more. Highly recommended!!!!!

The Male Lead Misunderstands and Uses the Female Lead. He Makes Her Suffer, Then Has to Grovel to Win Her Back

Marriage First, Love Later: Angsty at First, Sweet Later

A Little Angst: The Male Lead Has a White Moonlight, the Leads Have a Misunderstanding, and He Has to Win Her Back

A little angst, with the hero having a first love he can’t forget, misunderstandings between the leads, and the hero chasing his wife after losing her. Good writing, please, not angst for angst’s sake.

A Business Marriage, but He Still Loves Someone Else

The Male Lead Starts Out Cruel to the Female Lead, Then Chases Her After Their Divorce

I think the male lead's surname was Mo, and he was a business tycoon. The female lead was a naive, sweet girl who married him in her older sister's place. I think she was very poor too. After divorcing him, she went into acting, and in the end he had to grovel to win her back.

Looking for Marriage-First, Love-Later Stories with Both Sweetness and Angst

A marriage of convenience that turns into love. After spending some time together, the male lead falls for the female lead! Note: The female lead is clear-headed about love, not some brainless heroine.