The Villainess from the PR Department and the Prince Who Won’t Let Her Go

The saint threatened to destroy my country if I didn't break off the engagement. Cordelia is in agony because she doesn't want to break off the engagement, and she won't let the saint take him away from her! Then she discovers that Cordelia also has access to holy magic. If that is the case, I will become a saint and free his Highness!
In preparation for the vote to determine the Great Saint, I'm going to do my best to produce myself as the pride of the Public Relations Department in my former life.
A romantic comedy about a villainous daughter with a big heart!