I became the sister in law of my ex fiance

Read manhwa I became the sister in law of my ex fiance / Sofia Has New Plans for Marriage I Became The Sister In Law Of My Ex Fiance / I Became the Sister in Law of My Ex-fiancé / Gyakkou Reijou no Fukushuu Keikaku / 逆行令嬢の復讐計画 / 전 약혼남의 형수가 되었다

She is Princess Sofia. Her fiancé Prince Reynard (2nd), and her best friend Bellatrix collaborated to murder her and her family.
She returns two years ago and has a chance for revenge.
The only person who can help Sophia is Reynard’s brother, Alexis. People call him – “Hero of Misfortune”. He also lost his life to his brother’s plot.
… I was thinking…
“Still alive!”
Sophia tries to save Alexis and stop Reynard’s ambitions.
Her revenge begins by changing her fiancé.