H.S. Royal AU - In which young Queen Y/n is married to King Edgar and they find themselves in need of a way to get Y/n pregnant as Edgar is infertile. King Edgar's brother in-law, Prince Harry Styles is selected for the task but the deed is to be kept quiet lest the kingdom find out their dirty little secret. Unsurprisingly, the Queen finds herself falling for the handsome prince and he can't seem to get enough of her either. Warning: Mature themes, smut, cheating, 18+ only