About the book: 2024 / Every time the heroes of fairy tales win a victory over the dark forces, the Lord of the Great Dark Department is ready to boil and explode with anger! It's not fair! Why does good always win?! He instructs the Very Learned Demon to destroy all the good fairy tales in the world. And then the very next day, in one of Charles Perrault’s fairy tales, a disaster occurs - Cinderella’s glass slipper disappears... If it is not found, the fairy tale will perish, and with it all its heroes. Puss in Boots and his son Leopard undertake to investigate the crime. “The Crystal Slipper” is a fascinating children's detective story by Zoya Vladimirovna Chernysheva, a writer, playwright and director, author of dozens of plays and radio plays for children and adults. A radio play based on this book took first place at the International Competition in Arles, France. Illustrations by Anna Tolkacheva. For primary school age.