One possible theme could be identity transformation. Edward is changing from one type of person to another, which can explore how a person's self - concept can shift.
Well, it might be a fanfiction where the character Edward used to be a geek. Maybe he was into all things nerdy like comics or video games. Then, for some reason, he transformed into a badboy. This could involve a change in his appearance, like dressing in a more edgy style. It could also mean a change in his behavior, perhaps becoming more rebellious or confident.
Edward, being a former geek fanfiction, could be a person who was involved in writing or consuming fanfiction within the geek culture. It might be that he has since moved on from this hobby. Without more context, it's difficult to say more. He could have been part of a specific fandom, like a science - fiction or fantasy one, where he used to create or enjoy fictional stories based on existing works.
One common theme is self - discovery. As Edward changes from a geek to a bad boy, he is likely exploring a new side of himself. Another theme could be acceptance, both from himself and from those around him. His old friends might have a hard time accepting the new him, and he may struggle with accepting his new identity as well.
One popular fanfiction might be 'Edward's Transformation' which delves into how he goes from being a geek to a bad boy. It could show his journey in changing his appearance, attitude, and social circle. Another could be 'The New Edward' where the author explores his new bad - boy persona and how it affects his relationships with old friends and new acquaintances.
The allure of 'glee badboy Blaine fanfiction' lies in the contrast. Blaine was often seen as a good - boy type in the show, so seeing him as a bad boy offers a fresh take. It allows fans to explore different sides of his character, like his rebelliousness and hidden desires.
One possible plot could be that his friends have to take care of him while trying to find a way to reverse the transformation. They might struggle with things like feeding him, changing his diapers, all while protecting him from enemies who could take advantage of his vulnerable state.
Alphonse would be very protective. He'd probably be constantly worried about his baby brother's safety. He might be a bit clumsy at first with taking care of a baby, but his determination would make him learn quickly.
One popular fanfiction with this premise is 'The Young Alchemist'. It's really interesting as it explores how Edward, now as a kid, has to deal with his past knowledge and skills while having a child's body. It also delves into his relationships, like how his brother Alphonse reacts to this new situation.