One great 'Twilight Bella is alpha' fanfiction could be 'Bella's Alpha Ascent'. In this fic, Bella discovers her inner alpha strength in a really unique way. It might show her leading the pack in a new way, different from the normal Twilight dynamics.
In these fanfictions, Bella as an Alpha is often more confident. For example, she may not shy away from making tough decisions like she sometimes did in the original series. She is usually physically stronger and has enhanced senses. This allows her to better protect those she cares about, whether it's her family or friends in Forks.
One popular 'Twilight Bella as an Alpha' fanfiction is 'Bella's Alpha Ascension'. It explores Bella's journey into becoming an alpha figure in the Twilight universe. The story delves into how she overcomes various challenges and how her new status affects her relationships with other characters like Edward and the Cullens. Another one could be 'Alpha Bella: A New Dawn' which presents a different take on Bella's alpha transformation and her role in the vampire - werewolf dynamics.
One interesting Bella and Charlie fanfiction could be where Charlie discovers Bella's vampire side in a more comical way. For example, he walks in on her using her super speed to clean the house and just stares in shock.
One interesting 'bella is blind' fanfiction could be where Bella's blindness adds a new layer to her relationship with Edward. Maybe he has to use his vampire senses in a different way to protect her. For example, he might rely more on his sense of smell to detect danger around her since she can't see it coming.
Some fanfictions could revolve around the idea of baby Bella having a special connection to the supernatural world right from infancy. This could lead to all sorts of adventures and unique storylines that deviate from the original 'Twilight' plot. For instance, she might have some sort of premonition ability as a baby that the other characters have to figure out.
One interesting Bella's brother Twilight fanfiction could be where he has some sort of hidden power that he has to keep secret from everyone in Forks. Maybe he can communicate with the animals in a way that's different from the werewolves in the story.
There could also be a fanfiction where the kiss is a dare or a result of some sort of game. For example, the Cullens and Bella are playing a truth or dare - like game among themselves, and when it's Alice's turn, she chooses 'dare' and is dared to kiss Bella. This could lead to a whole new exploration of their relationship and how the other Cullens react to it.
One common plotline could be Bella getting injured in a way not shown in the original Twilight series and Edward being overly protective in the hospital setting. For example, she might be in a car accident on her way to visit Jacob and end up in the hospital. Edward would then be by her side constantly, causing some tension with the werewolf pack who also want to check on her.
One popular fanfiction could be about Bella using her vampire abilities to protect Edward from some new supernatural threat in Forks. Maybe she has to face a powerful vampire coven that has a vendetta against the Cullens, and in the process, her relationship with Edward deepens in new and unexpected ways.
One common plot twist could be that the kidnapper is actually a character who was thought to be dead in the original Twilight series. This sudden revelation can completely change the direction of the story.