One interesting plot point could be how Bella adapts to Jasper's military - like discipline. Since Jasper has a background of being in the Confederate Army, his sense of order and discipline might be new to Bella. Another plot point could be how they deal with the other Cullens' reactions. Some might be supportive, while others could be skeptical at first. Also, the way they combine their different personalities. Bella's more impulsive nature and Jasper's more reserved one could lead to some really interesting character - driven plotlines.
One interesting plot twist could be that Jasper discovers a long - lost power that he can use to protect Bella in a unique way. Maybe he can manipulate time briefly to save her from a dangerous vampire attack. Another could be that they find out they are not just siblings in a vampire - human sense, but are linked by some ancient vampire prophecy that gives them a special mission to unite the vampire and human worlds.
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.
Maybe a plot where Jasper and Bella form an unexpected friendship that develops into a deeper bond. They could start by sharing their different experiences of being turned into vampires. Jasper could tell Bella about his past in the Confederate Army and how difficult it was for him to adapt to the vampire life initially. This could help Bella understand that she's not alone in her struggles. Then, as their friendship grows, they might face some challenges from the rest of the Cullen family who are a bit wary of their closeness.
A possible plot is that there is a prophecy about Bella and Jasper being soulmates that could change the fate of the vampire and human worlds. The Volturi, fearing this change, try to keep them apart. Bella and Jasper, however, are drawn to each other and fight against the Volturi's attempts. Their relationship becomes a symbol of hope for a different future, where vampires and humans can co - exist in a new way because of their unique connection.
One plot idea could be that Jasper and Bella are high school students. Jasper is the new kid, and he and Bella slowly become friends and then fall in love. They face typical high school challenges like dealing with mean classmates and difficult exams together.
Maybe they both volunteer at a local community center. Through their work there, they discover they have a shared passion for helping the less fortunate. This common ground brings them closer together, and they have to navigate the challenges of their new - found relationship while also dealing with the opinions of their friends and family who don't understand their bond at first.
Well, in some fanfictions, Alice's visions play a crucial role. She might see different possible futures for their unborn child, which creates a lot of tension and mystery. Also, Jasper's past military experience can come into play when it comes to protecting his family. He might be extra vigilant and plan for all kinds of threats.
One plot idea could be exploring Jasper's past and how it might have influenced Bella's family in unexpected ways. For example, his experiences in the past could have led to certain family traditions or hidden powers in the family that Bella discovers later.
One possible plot twist could be that Jasper discovers some hidden power or heritage in Bella that he wasn't aware of before. This could change how he views her and their relationship. Another twist might be that there's some sort of enemy from Jasper's past who targets Bella because of her relation to him. It could also be that Bella finds out some dark secret about Jasper that makes her question whether she can really trust him as a father.
One interesting plot twist could be that their soul - mate bond is revealed to have a special power. Maybe it can temporarily nullify Jasper's ability to sense emotions when they touch. This would be a huge change in the way he interacts with the world and with Bella.