In some 'Bella wakes up as a vampire fanfiction', a great plot development is her interaction with other vampires. Maybe she forms a new alliance with a group of vampires who have different values than the Cullens. This could lead to conflicts with the Cullens as they might not approve of her new associations. Additionally, her new vampire senses could make her aware of hidden secrets in the vampire world that she then tries to uncover, creating a mystery - filled plot.
One interesting plot development could be Bella struggling to control her new vampire powers. For example, she might accidentally use her super speed and crash into things at first. Another could be her dealing with the changed relationships. Since she's now a vampire, her connection with her human friends and family becomes more complicated as she has to hide her true nature from them. Also, there could be a plot where she discovers new vampire abilities that are unique to her, which leads to her having a special role within the vampire community.
In this fanfiction, perhaps there's a plot where Bella's transformation causes a stir in the vampire community. Some vampires might be jealous that Damon turned her, while others might see her as a threat. Also, her human friends could react in different ways. Some might be scared and avoid her, while others might be intrigued and try to stay close. And Bella could have to learn how to navigate this new world of vampire politics and secrecy.
Well, it could start with Jasper's reasons for turning Bella. Maybe he sees a potential in her that no one else does. After the transformation, Bella might go through a phase of self - discovery. She could be exploring the new world of vampires, learning about their history and culture. And there would be the inevitable love triangle or quadrangle situation. With her new vampire allure, she might attract other vampires, causing some jealousy or competition among them, especially if Edward is still in the picture.
In this type of fanfiction, a common plot is the exploration of Bella's character transformation. Since she is sold to Jasper, she might have to adapt to his lifestyle and values. This could involve her learning about vampire customs and ethics. At the same time, Jasper might also change due to his new connection with Bella, leading to a mutual growth and evolution of their relationship.
The Cullens are very likely to be involved. Edward, of course, would have a huge role as Bella's former love interest. Carlisle, with his knowledge and experience as a vampire, could help Bella adjust to her new life. Alice might use her precognitive abilities to foresee any problems Bella could face. Also, Jacob could be in the story. His reaction to Bella becoming a vampire would be interesting, considering his past relationship with her and his werewolf nature.
Well, one could be that Xander struggles with his new vampire nature while still trying to protect his friends. He might have to fight against his new bloodlust and find a way to coexist with the Scooby Gang without scaring them off.
One interesting plot development could be Clary struggling to control her new vampire instincts while still trying to protect her friends. She might have a hard time dealing with the thirst for blood and not wanting to harm the people she loves.
One interesting plot development could be the reactions of the Cullen family. They might be overjoyed at the prospect of a new addition, but also worried about the potential risks involved since Bella is human. Edward would likely be extremely protective, perhaps even more so than before.
Perhaps there could be a plot where Bella discovers she has a unique vampire ability that sets her apart from others. This could lead to her being both feared and revered within the vampire world. And she has to figure out how to use this ability for good or face the consequences of misusing it.
Perhaps there are challenges from their friends and the wizarding community. Some might be shocked or disapproving of their union. This could lead to them having to defend their relationship and face various social pressures. Maybe they have to work together to prove that their marriage can work despite the unorthodox start.
One possible plot development could be that Bella starts to learn more about Alice's past in a very detailed way. They could bond over shared experiences and in the process, Bella becomes more like a sister to Alice than just a friend. This could lead to some interesting situations where they protect each other from various threats in the vampire and werewolf world.