Another possible character could be a rival fan. Since Narsuru is now a girl Kampfere fan, there might be someone who is jealous of her newfound popularity or status within the fan community. This rival could create all sorts of obstacles for Narsuru as she tries to fully embrace her new identity and love for Kampfere.
Perhaps the story is centered around Narsuru's transformation into a girl Kampfere fan and her journey to understand the passion and obsession that comes with being a fan. She could start exploring the different aspects of Kampfere, like the lore, the community, and the merchandise. And in the process, she might face some internal conflict as she adjusts to her new identity and interests.
Perhaps narsuru, while stuck as a girl, falls in love with someone who knew him before. This would create a complex love triangle - like situation and add a big plot twist. Also, it could be that narsuru finds out that there was a hidden purpose behind getting stuck as a girl, like it was part of a prophecy or a test.
Well, finding a similar fanfiction can be a bit of a hunt. First, you need to figure out what makes 'narsuru gets stuck as a girl fanfiction' unique. Is it the concept of being stuck as a girl? Or something specific about the character narsuru? Once you've identified that, you can use more targeted search terms. For instance, if it's the gender - related aspect, search for fanfictions with 'gender - bender' and narsuru - like characters. Another option is to follow the authors who write in a similar genre or style as the one who wrote this particular fanfiction. They might have other works that could interest you.
Obviously, the girl is one of the main characters. And then there must be the person or people who are playing the prank on her. They could be her friends, classmates or siblings.
Maybe there's a mysterious visitor who comes to the ward from time to time. This person seems to know something about the girl's past or has some connection to her that she doesn't remember at first. As the story unfolds, this visitor becomes a key figure in the girl's life in the ward.
The fairy godmother could still be a main character. But instead of just magically solving all of Cinderella's problems, she could be more of a mentor, teaching Cinderella how to be strong and assertive.
His best friend. This person might be by his side throughout his illness, bringing him comfort, and trying to keep his spirits up. They could also be the one who helps Johnny find the best doctors or alternative treatments.
Grover could also be a main character. He might be at the scene when Percy gets drunk and try to use his nature - related powers to sober Percy up. Grover could also provide some comical relief with his reactions to Percy's drunken state, like his horrified expressions or his attempts to herd Percy like he would a wild animal.
Her best friend could be a main character. When Amy gets drunk, the best friend might be the one trying to take care of her, making sure she doesn't do anything too crazy and getting her home safely.
There could be a mysterious wizard. This wizard might be the one who sets the miracle in motion for Rose. He could be an old and wise figure, guiding Rose through the strange new experiences that come with the miracle.