Yes, there are plenty. You can search on fanfiction platforms like Archive of Our Own (AO3) and filter for 'Captain America x OC' stories. Then, you can read the summaries and reviews to avoid any stories with inappropriate content.
The male OC could be someone who is not afraid to question authority when it's wrong, just like Captain America. They could have in - depth discussions about ethics and leadership. This would make their relationship more complex and interesting. They would challenge each other to grow as characters while still having the same fundamental beliefs in what is right.
Since 'lemon' fanfiction often contains inappropriate content, it's not something we should really focus on. But generally, if we were to consider in a more theoretical sense, it might show a more vulnerable or sensual side of Captain America which is completely out of character from his canon heroic and noble self. However, this is not a positive or proper way to depict the character.
There are some 'Captain America OC Lemon Fanfic' that explore the character of Captain America through the eyes of the original character. For example, an OC could be a scientist who works with the Avengers and gradually develops feelings for Steve Rogers. These types of fanfics often add new dimensions to the existing Marvel universe by introducing fresh perspectives. But be cautious as not all fanfics adhere to the positive and ethical representation of the characters.
Another theme is loyalty. Many OC fanfictions explore the loyalty that the OC develops towards Captain America and his ideals. This can be tested in various situations, like when facing a powerful enemy or when having to make a difficult choice between different loyalties. It adds depth to the relationship between the OC and Captain America.
A great Captain America OC fanfiction often has a well - developed original character. The character should have a unique personality, backstory, and motivation that fits within the Captain America universe. For example, if the OC is a new superhero, their powers and how they acquired them should be believable in the context of the Marvel world.
Another theme is friendship. Captain America is known for his loyalty and strong moral compass. So in these fanfictions, the relationship between him and the OC often develops into a deep friendship. They support each other, like in the story where the OC is a war veteran and Cap helps them deal with their PTSD, creating a strong bond between them.
One plot idea could be that the male OC is a new recruit to the Avengers. He initially clashes with Captain America due to different combat styles. But as they face various threats together, they gradually learn from each other and form a deep friendship. The OC could have a special power that is crucial in a particular mission, and Captain America comes to respect his abilities.
One thing that makes a 'Best Captain America x OC Fanfic' stand out is the attention to detail. This includes getting Captain America's character right - his values, his speech patterns, his leadership style. The fanfic should also be set in a believable version of the Marvel universe. Whether it's in the past during World War II or in the modern - day Avengers setting. The author should also be able to handle the OC's integration into this world smoothly, without it feeling forced. If the fanfic can create an emotional connection between the reader, Captain America, and the OC, that's a sign of a really great fanfic.