As Charlie Bucket won the prize of being an heir with Mr.Wonka, Charlie's sister comes back home to find that the Bucket's home is no longer there. Miranda finally gets in contact with Charlie and is welcomed to visit the factory.
The Oompa - Loompas are a must - include. They can add humor and a touch of mystery to the story. For example, they could be the ones to guide the reader through the factory when Willy Wonka is busy.
He could be portrayed as a mysterious and eccentric figure, just like in the original stories. His wild ideas and love for creating strange and wonderful candies can be a big part of his character. For example, he might suddenly start dancing around the factory while showing the male reader his latest creation.
The Oompa - Loompas would definitely be main characters. They could play the role of protectors or guides for the baby. Charlie Bucket could also be a main character, perhaps as an older brother - like figure to the baby. Veruca Salt might be there too, causing trouble as she usually does and trying to get the baby on her side to help her get more candies.
To write a believable Willy Wonka, focus on his eccentricity. Keep in mind his love for all things sweet and his child - like wonder. Describe his wild hair, his colorful clothes, and his unpredictable behavior. For example, he might suddenly break into song about a new candy he's thinking of making.
There might be a fanfiction where a female character is a rival chocolatier to Willy Wonka. She initially tries to steal his secrets but then realizes the magic in his creations is not just about the recipes. So she teams up with him to create a fusion of their chocolate styles, bringing a whole new dimension to the world of Wonka's chocolate.
itş great!! I've been waiting to see a fanfiction involving Willy Wonka and Harry Potter. I can't wait to see more.