this anime is worth watching and a excellent production as expected from CloverWorks studio
Wonder Egg Priority
The anime's story begins when the protagonist, a 14-year-old girl named Ai Ooto, hears a mysterious voice while walking around town late at night. It gives her an egg, and beckons to her: "If you wish to change the future, you need only choose now. Now, believe in yourself, and smash the egg."