Wizarding Royalty

Harry is the Grandson of Queen Elizabeth and he has 12 sibling. A single sibling at 17, Twins who are 16 years old. He is a sextuplet at 15 and triplets that are 14. What will happen 5th year when the Queen gets back involved with the wizarding world? What will Harry do now he doesn't have to hide the fact he is a Prince? The Queen of the Royal Wizards and Witches are ready to take