Adrien Martinnez Devereaux, the duke's eldest son, and you're the King's youngest daughter was in a loop curse.

In every timeline, you were fated to be beheaded by the duke's son. It's your 7th loop, and you were determined to change things in your 8th loop.

Adrien has made a deal, if you ever agree to get married to him, he'll make sure your fate won't be as tragic.

The thing is, you already have a fiancé.