A plotline could be that Keith is an undercover agent or spy, and being a girl would put her at risk in her mission. So she pretends to be a boy. As the fanfiction unfolds, she has to balance her real self and her false identity while also dealing with the challenges of her mission and the people she meets during it.
I'm not sure specifically which 'keith is secretly a girl' fanfiction to recommend. You could try searching on popular fanfiction websites like Archive of Our Own. There might be some interesting stories there.
One of the main characters could be Shiro. Shiro has always been like a big brother to Keith. So when Keith turns into a girl, Shiro would be there to help him adjust. He'd make sure Keith is safe and comfortable in his new form. Also, Hunk could be a main character. Hunk would probably be the one to offer emotional support and cook some comfort food for Keith during this tough time of adjustment.
Well, perhaps the story could start with Keith being exposed to a strange energy. This energy alters his DNA, turning him into a girl. As a girl, he finds that he's now treated differently in society. He uses this experience to understand the struggles that girls face. He might also have to adapt to physical changes like different body strength and new ways of expressing emotions.
Yes, there are likely many fanfictions with such a plot. Fanfiction writers often come up with creative scenarios like this. You can search on popular fanfiction websites using relevant keywords to find them.
Well, in such a fanfiction, there could be various hints. Maybe Zoro's behavior might be more in line with typical female characteristics described in that specific fictional world, like being more empathetic or having different social interactions compared to the original male - character version. But it really depends on how the author has crafted the story.
One common theme could be self - discovery. Since Keith is a girl in these fanfics, she may be exploring her identity in a world that has certain expectations. Another theme might be friendship, as she forms strong bonds with other characters.
One common theme is unrequited love. Leo might think the girl doesn't feel the same way. Another theme could be self - discovery. Through his secret feelings for the girl, he learns more about himself.
Well, it could be that Gray has been hiding her true female identity all along. Maybe she's in a world where being a girl is not accepted in a certain context, like in a male - dominated sport or a strict military - like organization. And the fanfiction could revolve around her struggles to keep her secret while also trying to fit in and pursue her dreams.
Well, perhaps the plot could revolve around Percy hiding her true identity as a girl in a world where she's expected to be male. Maybe she's in a situation like a boarding school or a fantasy adventure setting, and she has to constantly keep up the facade while also dealing with her own self - discovery and the challenges that come with it.