It could be that Bella starts the affair out of a sense of boredom in her current relationship. As the fanfic progresses, she might realize the mistake she's made and have to face the consequences, like losing the trust of her partner and having to deal with her own guilt.
A plotline might involve Bella's search for alternative treatments. She could start researching different therapies or join support groups where she meets people with similar experiences. This could lead to her finding a new sense of hope and purpose, and she might even try to raise awareness about leukemia in her community.
One possible plotline is that Bella discovers a conspiracy within NCIS itself. She might start noticing strange behavior among some of the higher - ups and begins to investigate. Another could be that she is assigned to protect a key witness in a major case and has to go undercover to do so.
One possible plotline could be that Bella tries to hide her admiration for the Volturi from the Cullens. She might secretly collect information about them or have dreams about their world.
One possible plotline could be Bella trying to hide her deafness from her friends and family while facing challenges in communication. For example, she might misinterpret situations because she can't hear everything clearly.
Another plotline could revolve around a conflict within their group, and Bella and Esme have to work together to resolve it. Their bond as mates would be tested and strengthened through this. They might have to face opposition from other characters who don't understand their relationship.
Another plot could be set in a school where there are some strange happenings. Alice, as the teacher, senses that Bella is somehow involved or at least has some knowledge about it. They start working together to solve the mystery, and during this process, their relationship evolves. Alice might be protective of Bella, and Bella starts to look up to Alice not just as a teacher but as someone she can trust wholeheartedly.
One possible plotline could be that Bella's golden eyes are a mark of her being a chosen one. Maybe in a world full of different supernatural beings, her golden eyes set her apart and make her the target of both good and bad forces. Another plotline could be that her golden eyes are a result of a spell gone wrong, and she has to find a way to reverse it while dealing with the consequences of looking different.
One possible plotline could be Bella struggling to keep her two personalities a secret from her friends and family. For example, one personality might be outgoing and adventurous while the other is shy and reserved, and she has to constantly switch between them in different social situations without getting caught.
One possible plotline could be Bella's struggle to lead a normal life while dealing with her heart problems. She might have to limit her physical activities and face the disappointment of not being able to do things she loves. For example, she could have dreams of running a marathon but her heart condition makes it impossible. Another plotline could involve her finding a new hobby that is more suitable for her health, like painting or writing, which helps her express her emotions about her situation.
A 'pregnant bella twilight honeymoon fanfic' could have a plotline where Bella discovers she's pregnant during the honeymoon and they decide to keep it a secret for a while. As they do, they face internal conflicts. Edward may be worried about Bella's safety more than ever, and Bella might be torn between her new - found joy and the fear of the unknown. Another aspect could be the medical or supernatural elements related to the pregnancy. Since it's a Twilight - related fanfic, there could be unique vampire - related things that happen during the pregnancy that they have to deal with, like how the baby's growth affects Bella in ways that are different from a normal human pregnancy.