In the fanfiction, when Kirito turns into a girl, it could be that she discovers new abilities or powers that are only accessible to female avatars in the game world. This could lead to her being sought after by different factions in the game. She might also struggle with her own identity, torn between her original male self and the new female form she has to adapt to in this virtual realm.
Well, perhaps the story could revolve around Kirito's relationships. As a girl, his/her interactions with Asuna could change significantly. They might develop a different kind of friendship or even a romantic relationship that has new dynamics compared to when Kirito was male. Also, other characters like Klein might react in very interesting ways to this transformation.
Well, one possible plot could be that Kirito, now as a girl, has to deal with different social interactions. For example, other characters who were used to his male self might be shocked at first. He would have to adapt to new ways of being treated in the virtual world of SAO. Maybe some characters who were just friends before start to develop different kinds of feelings for this new female version of Kirito.
Well, one possible plot could be that Goku, as a girl, has to face different challenges in the martial arts world. Maybe the other fighters underestimate her at first, but she quickly proves them wrong with her incredible strength and skills. She might also have to deal with new emotions and how others perceive her femininity in the context of being a powerful fighter.
One possible plot could be that Merlin, after being hit by a strange spell, turns into a girl. His friends in Camelot are initially shocked. Arthur might be both confused and a bit protective in a new way. Merlin has to deal with the new physical form while still trying to protect Arthur and Camelot. She would have to adapt to the different expectations placed on women in Camelot, like different dress codes and social behaviors, all while hiding her true identity as the powerful sorcerer Merlin.
One possible plot could be that Sonic, after being exposed to a strange Chaos Emerald malfunction, turns into a girl. As a girl, Sonic might face new challenges in terms of her identity. For example, her friends like Tails and Knuckles might initially be confused. Sonic could then have to deal with different reactions from her enemies too. Maybe Dr. Eggman would underestimate her in this new form, but she would prove him wrong by using her speed and skills in new and unexpected ways. She might also discover new aspects of her own personality that were hidden before the transformation.
One possible plot could be that Natsu, after being hit by a strange magic spell during a battle, turns into a girl. His friends are initially shocked but quickly adapt. Natsu, as a girl, discovers new aspects of his own personality. For example, he might find that he is more in touch with his emotions. He could also face some challenges like having to deal with different clothing styles and the way others now perceive him. As the story progresses, he tries to find a way to break the spell while still learning important lessons about himself and his relationships with others.
The plot could involve a mad scientist who was experimenting with a new type of candy - to - human transformation. The gumball was an accidental subject. Once it turns into a girl, she discovers that she has some unique abilities related to her gumball origin. For example, she can bounce really high or is super sweet - smelling. She then uses these abilities to help her new friends in the town she finds herself in, and at the same time, tries to reverse the transformation if she wants to.
One possible plot could be that Firestar, as a girl, has to face different challenges in the clan. Maybe she is initially not accepted by some cats who are used to the male Firestar. But she proves herself by her hunting and fighting skills. She might also have a different perspective on relationships within the clan, like forming new friendships with female cats and having a different dynamic with male cats.
Well, perhaps in this fanfiction, Aang turns into a girl due to some strange magic or spirit encounter. And then she finds that she can connect with certain female spirits in a new way. This leads her on a journey to understand this new aspect of herself and also use this new connection to bring balance to the world in ways she hadn't considered before.
One possible plot could be that Luffy, now as a girl, has to navigate the pirate world in a different way. Maybe the crew has to deal with different reactions from other pirates and people they encounter. Some might underestimate her because she's a girl, but Luffy's strong will remains the same, and she shows everyone that gender doesn't matter when it comes to being a great pirate.
A possible plot could focus on how Tails' daily life changes. As a girl, she might have to deal with different social expectations. Her hobbies and interests could shift slightly. For example, she might be more interested in certain types of fashion or more nurturing activities. Her relationship with Amy could also change, perhaps they become closer friends as they share more 'girly' things. And Tails' mechanical skills might be seen in a new light, as she uses them in a different way to solve problems in her new form.