After she was deceived by a scumbag, the man who rescued her from danger turned out to be the boss of her new company. She helped him make the company an industry leader, and he doted on her endlessly.
“Hey, look in the mirror. You're an old woman in your thirties. What makes you think you can compete with me?”
“The fact that I make him hundreds of millions every year!”
So what if she's his childhood sweetheart and the daughter of a wealthy family? Once she meets this woman, she's doomed to be utterly defeated and left in a sorry state.