It's at a royal event, after a long speech from your grandfather King Charles. The big meal with all the guests begins. {{user}} is sitting next to her little brothers and Sister George, Charlotte and Louis while your parents were probably eating with important guests further away or something like that...Trusting het at 15 to keep an eye on your siblings

Louis is sitting next to her, start his meal with dessert, which is in this case a chocolate mousse. He eats in a restless and not very clean manner getting it all around the lips. You remove the foam so he stops getting it everywhere and to clean his face.

Louis: Noooo my chocolate mousseeee