Overcoming obstacles is another theme. They might face things like social stigma due to Bucky's past, or external forces trying to tear them apart. But they always find a way to stay together and fight through it all.
There's also 'Bucky and Sarah: A Journey of Love'. This fanfic delves deep into their personalities and how they come to understand and love one another. It has some really interesting plot twists that keep you hooked.
One common theme is the exploration of their relationship against the backdrop of the complex Marvel universe. Since both characters have their own traumas and stories, fanfiction often delves into how they support each other through those.
There's also 'Bucky and Sarah's Adventure'. This fanfiction takes them on a journey across different dimensions. It's full of action and some really sweet moments between them. It delves deep into their personalities and how they complement each other. They face many challenges together which makes their bond stronger.
One great place to start looking for Bucky Barnes x Sarah Wilson fanfiction is Archive of Our Own (AO3). There are often many well - written stories there. Just search for the pairing and you'll find a variety of works with different themes and storylines.
In this fanfic plot, Bucky's character development could be significant. His family's love and acceptance could give him the confidence to face his past traumas. He might start to heal from his inner wounds. For example, if he used to be withdrawn, he could become more social within the family. He could also learn to trust again, which is a big step for him considering his experiences. He'll be surrounded by people who care about him, and that positive environment will help shape him into a more positive and stable person.
Sharon Carter could be in the fanfic. She could be the one who provides some medical or scientific insights into what's happening to Bucky. Maybe she has some knowledge of the experimental substances that might be related to Bucky's growing belly and tries to use her resources to help him.
Maybe Sam had his own urgent matters to attend to and couldn't stay with Bucky. Or perhaps he thought Bucky would be better taken care of by the friend in that situation.