One possibility is that there would be a lot of mistrust at first. Yelena has her own agenda and the Avengers are a tight - knit group. Maybe she tries to infiltrate them for some reason related to her past in the Red Room. For example, if she thought the Avengers had some information about the remaining Black Widow - related operations.
Steve Rogers might also be an ally. He has a sense of honor and justice that Yelena could come to respect. He could see her potential and try to guide her in the right direction, especially if he saw her as a way to carry on Natasha's legacy in some way.
One great Yelena Belova fanfiction is 'The Red Room's Daughter'. It delves deep into her past in the Red Room and her struggle to break free from its hold. The character development is well - done, making Yelena seem more complex and relatable.
You can start by looking on Archive of Our Own (AO3). It has a large collection of fanfictions, and you can easily search for Yelena Belova ones. There are different categories and tags to help you narrow down your search.
One great Yelena Belova and Kate Bishop fanfiction is 'Allies in the Shadows'. It focuses on their unexpected team - up against a common enemy. The story does an amazing job of portraying their different personalities. Yelena's no - nonsense attitude combined with Kate's more optimistic and eager - to - prove - herself nature creates a really interesting dynamic.
Another interesting one is 'With Yelena by Your Side'. In this fanfic, the author does an excellent job of creating tension and chemistry between Yelena and the reader. It's full of action - packed scenes that also contribute to their growing bond.
Some popular ones might be those that explore her relationship with other characters from the Marvel universe. For example, fanfics that focus on her friendship or team - ups with Natasha Romanoff. These often delve into their shared past and how they interact in different scenarios.
One great 'Peter Parker and Yelena Belova fanfiction' is 'Unexpected Allies'. It shows an interesting dynamic where they team up against a common enemy in New York. The way their different skills and personalities interact makes for a really engaging read.