Love against all odds is also a big theme. Given their different natures and the dangerous situations they are often in, their love story in fanfiction is often portrayed as something that has to overcome many obstacles. It makes for a very engaging and emotional read.
Another theme is redemption. Natasha might see helping Bruce control the Hulk as a way to redeem herself for her past actions. And Bruce might see Natasha as a chance at a normal life, which is a form of redemption for him. It's a complex interplay that is explored in a lot of the fanfictions.
One idea could be a story where Bruce and Natasha are on a mission together in a remote location. They have to rely on each other's skills to survive. Bruce uses his scientific knowledge to figure out a way to stop a dangerous experiment gone wrong while Natasha uses her combat skills to protect them from the threats around. Their relationship gradually deepens as they face challenges side by side.
In a fanfic, there could be a plot where Natasha is poisoned and the only antidote can be created by Bruce using his knowledge of biochemistry. But he has to do it while keeping the Hulk in check. As he races against time, Natasha's condition worsens. This creates a tense situation that tests their relationship and shows how much they mean to each other. They also share some tender moments during this difficult time.
The fanfiction 'Banner and Romanoff: Unlikely Allies' is also quite good. It starts with their professional relationship in the Avengers and then slowly evolves into something more. It has some really interesting character interactions and a well - paced plot that keeps you engaged.
The love story of Bruce and Natasha was captivating because of their mutual growth. Bruce learned to trust more because of Natasha, and Natasha found a different kind of purpose in being with Bruce. They both had their own demons. Bruce with his fear of the Hulk getting out of control and Natasha with her past as a spy. But together, they seemed to be able to face those demons better. It was like two broken pieces fitting together to form a whole. Their relationship also had an air of mystery as they were both so different, and it was exciting to see how they would interact each time.
One common theme is their relationship development. Since they both have complex personalities in the Marvel universe, fanfictions often explore how they get closer and understand each other better.
Redemption is also a big theme. Given her complex past, many fanfictions focus on her journey to become a better person. This could be through helping others, making up for past wrongs, or finding a new moral code to live by. Fanfics might show her working with charities or saving people in ways that she feels atone for her past actions.
Their love story began with understanding. Natasha saw beyond the Hulk in Bruce. She knew he was a brilliant scientist with a good heart. Bruce, in turn, saw Natasha's strength and vulnerability. They had a bond that grew over time. For example, in some missions, they relied on each other's skills. Their relationship was about more than just romance; it was about two people finding solace in each other in a world full of chaos and danger.
One common theme is the clash of cultures. Naruto comes from a world of ninjas with its own set of values and traditions, while Natasha is from the high - tech and complex Marvel universe. Their different ways of thinking and acting often lead to interesting situations in the fanfiction.
One common theme is mentorship. Since Natasha is more experienced, she often takes on the role of guiding Spiderman in many fanfictions. Another theme is teamwork. They are both part of the Avengers, so stories often center around them working together to achieve a common goal.
A third common theme is personal growth. Both characters have their own traumas and pasts. When they meet, they often influence each other in a way that helps them grow. For instance, Naruto's positive outlook might help Natasha deal with her darker past, and Natasha's experience in a more complex and political world could make Naruto more aware of the bigger picture outside of his ninja village.