His my prince and Im His Princess !?

All she known in her self that she was just simple highschool girl,but it was change when she discovered that she is a princess in the other world,.And what will happen if she married a prince because of the engange ment of there Parent?
Will she lived in that place were she came from?
Or continue her normal life with prince Clint in the place were she grow?
What happen if she want Prince Clint to feel the world where she grow.
And what happen if her prince become a hearthrob on the school.