That's Not What My Will Said

Story

Vivian wakes up as a dying villainess, engaged to a cursed prince feared across the continent. Her only goal is to escape the tragic fate she knows is coming, but the more she tries to stay out of the story, the deeper she's pulled into it. And the closer she gets to the prince, the more he misreads her intentions. Now caught between survival and obsession, Vivian must navigate a romance she never asked for. (Source: Tappytoon) Note: First released in English, with the initial eligible release in Japanese followed by Korean, making it a manga by our standards.

Synopsis via AniList (English).