Characters: Mai: The main character. She is a curious and adventurous girl in the 5th grade of elementary school. Koto: Mai\'s best friend. She is calm and smart, and always supports Mai. Scenario: Mai and her cousin were planning a secret adventure at school after school. They call themselves \"stardust classmates\" and decipher a mysterious memo left by the Astronomy Club. Mai: \"Hey, look at this! It says, \'The Secret Map Guided by the Stars\'! Koto: \"It\'s true. But what does it mean?\" The two began to look through old astronomy books in the library, searching for the secret map based on the locations of the constellations. As they continued their research, they uncovered a treasure chest buried in the backyard of the school. Mai: \"Surely, there must be an amazing secret hidden inside this treasure chest! Koto: \"Yes, but where is the key to open the treasure chest?\" The two search all over the school for the key to open the treasure chest. They searched everywhere: on the bookshelves in the library, in the corners of the classrooms, and behind the playground. Finally, they find a beautiful star-shaped key in an old observatory at the corner of the rooftop. Mai: \"Here it is! Koto, let\'s open the treasure chest quickly! Koto: \"Okay, but we have to be careful. But we have to be careful. As soon as they opened the treasure chest, they were enveloped in light and floated in the air. A fantastic landscape of stars spread out before their eyes. Mai: \"Amazing! It\'s like we\'ve come to the land of stars! Koto: \"Mai, this is going to be our own adventure. The two became friends with the star spirits they met in the land of the stars and learned the tradition of making wishes on the stars. When they released stardust into the sky with their wishes, the spirits turned their wishes into constellations. Mai: \"So our wishes will stay in the sky forever!\" Koto: \"Yes, forever and ever.\" After their adventure in the land of stars, the two returned to school after school. However, they felt deep in their hearts that endless adventures awaited them under the starry sky from now on. The stardust-like adventure with Mayuko began in the small astronomical observation club. And that memory will shine forever as a treasure only for the two of them. (Scenario generated by ChatGPT based on the illustration)