How to Survive as a Villain on the Verge of Death

A villainess with 44 days left to live.

I've possessed the princess Eve. I have a limited life span, but I cannot die in vain. I stopped committing evil deeds in order to survive, and I succeeded in making a deal with my fiancé who hated me.

Why does the crisis never stop?

On top of that, the mastermind (*contract fiancé) who was supposed to be my business partner has started to obsess over me, and the male lead suddenly wants to protect me, leaving the female lead behind? I just wanted to live…

Where did this world go wrong?