Welcome to your fantasy!
It’s an action for Google Home (and soon for Alexa) aimed to parents and childrens. It’s pourpose is to help the user to be creative. It will lead you trought a story creation process, or simply entertain you with some, wonderfully spoken by an actress, fairy tales.
It’s only in Italian for now. If you want to try it ask your Google Assistant: “Hey Google, parla con creatore di storie” and enjoy!