I'm not sure specifically which 'catch a falling star story' you mean. It could be a fictional story about literally catching a falling star, perhaps with some magical or adventurous elements like a character going on a quest to find a fallen star and having all sorts of encounters along the way.
Since I don't know the exact 'catch a falling star story', it could be a young adventurer as the main character. Someone who is brave and curious enough to try and catch a falling star.
Another possible main character could be a dreamer. This person spends their days looking at the sky and fantasizing about catching a falling star. They might be joined by a group of friends who at first are skeptical but then get caught up in the adventure. And there could be a mysterious figure that appears from time to time, leaving clues about the falling stars.
One idea could be to explore the backstory of the main character more deeply. Maybe there are hidden traumas or past relationships that haven't been fully explored in the original. Another could be to create an alternate universe where the events take place in a different time period, like a steampunk version of the story. You could also focus on a secondary character and tell the story from their perspective, which might give new insights into the overall plot.
First, re - read the original work carefully to get a good feel for the characters, the setting, and the overall mood. Then, pick a starting point. It could be right after a key event in the original story or even before the story begins. Next, come up with a basic plot idea, like I mentioned before, exploring a character's backstory or creating an alternate universe. Just start writing and let your ideas flow, don't worry too much about making it perfect at first.
The 'catch a falling star novel' may feature some unique settings. For example, it might be set in a magical world where falling stars are not just astronomical phenomena but have special powers or meanings. The characters in the novel could be on a quest related to these falling stars, and along the way, they encounter various challenges and make new friends or enemies.
The 'to catch a star story' is likely a fictional story. It could be about a child who looks up at the night sky and dreams of catching a star. This simple yet profound idea can lead to a story full of wonder, with the child imagining all the amazing things that could happen if they were able to hold a star in their hands, like having the power to light up the darkest corners of the world.
You could start by creating a magical setting with stars in the background. Maybe have a character reaching up towards them with a special tool or net.