The main plot is about Sylvester, a donkey, who finds a magic pebble. When he wishes upon it, he turns into a rock. He then has to figure out a way to become himself again. It's a story about his adventures while in the form of a rock and his journey back to his normal self.
Well, in 'Sylvester and the Magic Pebble', Sylvester is this cute little donkey. One day he stumbles upon a magic pebble. He makes a wish while holding it and poof! He turns into a rock. His family starts looking for him, not knowing he's right there as a rock. He's stuck and can't tell them. He has to wait for the right moment and a bit of luck to get the pebble back in his hoof and wish to be himself again. It's a really charming story about identity and family.
The main character is Sylvester, who is a donkey. His parents are also important characters in the story as they are the ones searching for him when he's turned into a rock.
Well, it might also teach us about not being too greedy. Sylvester wished for things with the magic pebble without fully considering the consequences. His hasty wishes led him into trouble, so it shows that we should be careful about what we desire.
The magic pebble can be considered a character in a way too. It has the power to grant wishes and is what drives the whole story forward as Sylvester makes wishes with it.
Well, perhaps the story starts with a penguin that is feeling a bit lonely. One day, it stumbles upon a pebble that has an interesting pattern. The penguin becomes attached to it. As time passes, the pebble starts to mean more and more to the penguin. It might even start to believe that the pebble has some sort of magical power. But then a big storm comes and the penguin fears losing the pebble, so it has to find a safe place to keep it. In the end, the pebble and the penguin are reunited after the storm and their bond is stronger than ever.
One idea could be that Sue discovers she's pregnant and has to deal with the reactions from the glee club members. She might initially try to hide it as she doesn't want to show any vulnerability. Then as the pregnancy progresses, she starts to soften a bit and the students end up being surprisingly supportive.
As I don't know the details of 'pebble light novel', the main characters could be a group of friends. Maybe one of them stumbles upon the pebble and they all get involved in the mystery surrounding it. They could be characters with different personalities, like a brave leader, a shy but intelligent one, and a humorous sidekick.
One idea could be that Sylvester and Pepe are from different worlds but get accidentally transported to a strange new place where they have to rely on each other to survive. Maybe Sylvester's strength and Pepe's wits combine to overcome various obstacles like finding food and shelter in this unknown land.
I'm not sure specifically which 'boy pebble story' you're referring to. It could be about a boy and a pebble he found, perhaps it was a special pebble that had some sort of significance like it was a lucky charm or it could be part of an adventure where the pebble led the boy to a mysterious place.
I'm not entirely sure specifically what 'pebble light novel' is about as it could be a rather unique or not widely known title. It might be about a small, pebble - like element in a fictional story, perhaps a magical pebble that has special powers and the novel could revolve around the adventures or events related to this pebble.
Obviously, Sylvester is one of the main characters. He is likely to be a central figure around which the story revolves. And then there is the 'wicked uncle'. His character is probably there to create some sort of conflict or drama in the story, whether it be in relation to Sylvester or other characters in the novel.