MTL - Marvel: I Get the Power of the Spell To Play Superman - Chapter 83

Gu Changge, a noble lady from a wealthy family, is a well-known business legend in Yuncheng, going into business at 15, taking over as President of Gu Group at 18 and becoming Chairman of the family business at 30.
She is murdered by her husband Shao Tianze, just to give his mistress Gu Changle a healthy heart. But a premeditated car accident makes Gu Changge revive in a new guise and settle into an 18-year-old girl, Song Yunxuan.
The new face, young body and experienced soul become her weapons of revenge. In her struggle with the four big families in Yuncheng, can Gu Changge shrink back? Will she open her broken heart again? Can she always head off dangers in power struggles?
Let’s find out if Gu Changge can revenge herself and create glory again.

- Description from Novelupdates

A Lovecraft- inspired darker, grittier One piece fanfic. A fanfic based on emotion and madness. A fanfic not for the faint hearted.----------------Regret. I have been drowning in it for far too long. I’ve regretted every choice I’ve made, every mistake I’ve carried, every moment of my past. I’ve regretted the present I live, the path I walk. Even my future, uncertain as it may be, has been tainted by regret.But not anymore. I refuse to live under its shadow. Yet, I know the truth—I don’t have the power to escape it completely.Am I not like a flicker of flame? So fragile, so fleeting—one puff, and I’m gone.Regret has burdened me, weighed me down to make me climb the towering wall of greatness. But I press on.It was all I could do. All I ever wanted to do.

On the wedding night, she was tied to his bed.

He became a teacher at the best magic academy in the empire.
….For being mistaken for someone else.