Their relationship could strengthen the Avengers. They would be a united front and their combined skills would make them great leaders. The team would see them as an example of a strong relationship. Also, their marriage might lead to more strategic thinking as they combine Steve's long - term planning with Natasha's ability to improvise.
Another possibility is a fanfiction set in an alternate universe. In this universe, Captain America and Black Widow are not part of the Avengers. Instead, they are partners in a detective agency. They solve crimes that are related to super - powered individuals, using their own unique abilities and intelligence.
In the comics, Captain America and Black Widow are not typically depicted as a couple. They have a professional relationship based on their roles as superheroes within the Marvel universe.
The contrast between their characters. Black Widow is this complex, mysterious spy and Captain America is the all - American hero. When they come together in a kiss in fanfiction, it's like two different worlds colliding in a very exciting way.
Yes, there are quite a few. You can start by looking on fanfiction.net. There are many talented writers who explore this relationship in their stories. Some focus on the mutual respect between Black Widow and Captain America and build a romantic connection based on that.
One great fanfic could be 'The Bond Beyond the Shield and the Widow's Bite'. It delves into their relationship during a mission where they have to rely on each other more than ever. Their different skillsets and personalities create a lot of interesting dynamics as they face various challenges.
One common theme is the contrast between their personalities. Captain America's idealism and Black Widow's more cynical nature can create an interesting dynamic. Another is the idea of finding love in a world full of danger and chaos, which is very much the situation in the Marvel universe.