Characters

King Round Brilliant
Queen Emerald
Princess Moissy
Butler（＝Doctor Moissan）

Story

Once upon a time there was a Kingdom called Brillia, where brilliant gemstones lived. It was ruled by Diamond King Round Brilliant and Diamond Queen Emerald, who had a beautiful (and a bit spoiled) Princess Moissy.
One day, Moissy found out that she was not a diamond but a “moissanite”, and her true parent was the butler who has taken care of her since she was small. Actually, the butler was not a butler, but he was Doctor Moissan….