Her Royal Highness Crown Princess Louise of Astoria (Louise Ewa Victoire Ingrid Mathilda; born 9 January 1990), is the first in line to succeed her grandfather, King Frederik X, as a monarch of Astoria. HRH is the only daughter of the late Princess Claire and George Blackwell.
John Grayson (John Edward Grayson; born 23 February 1985), is the second son and fourth child of Arthur and Ingrid Grayson. His father is the 45th and current President of the United States.
[A/N: In this storyline Astoria is a fictional island/country located north of Scotland and west of Norway]