One common theme is secrecy. Given the nature of the wizarding world in the original series, a gay relationship involving Snape would likely have to be kept hidden. Another theme is self - discovery. Snape may be portrayed as coming to terms with his own sexuality.
Well, in many gay Snape fanfictions, the theme of redemption through love is quite prominent. Snape, who was often seen as a complex and somewhat dark character in the original series, finds a way to be redeemed through his relationships. Also, the theme of forbidden love exists. His love might be against the norms of the wizarding society he lives in, adding an element of tension and drama to the stories. Another common theme is the exploration of Snape's past and how it affects his present relationships in a gay context.
One common theme is the exploration of Snape's hidden emotions. Since he was a very reserved character in the original series, fanfictions often dig deeper into his feelings, especially in the context of a gay relationship. Another theme is the struggle against the wizarding society's norms, as the wizarding world in Harry Potter doesn't really touch on homosexuality much. And of course, there's the theme of love and loyalty, just like in any relationship - based fanfiction, but with a gay twist on Snape's character.
Friendship is another theme that can be intertwined. His friends' reactions or lack thereof to his situation can be a major part of the story. Some fanfictions also explore the theme of acceptance, not just from others but also self - acceptance. How Snape learns to accept himself and his feelings in a world full of norms and expectations is often explored in great detail in these fanfictions.
One common theme is redemption. Snape is often a complex character in the original series, and in gay fanfiction, his relationship with Harry can be a path to his redemption. Another theme is the exploration of forbidden love, as their relationship goes against the norms of the wizarding world.
One common theme is redemption. Snape has a lot of past actions that need to be reconciled, and in these fics, his relationship with Harry can often be a part of that redemption process. Another theme is the breaking of social barriers. Since it's a gay relationship in a somewhat conservative wizarding world, they have to deal with the opinions of others.
Another theme is the idea of acceptance. Snape has to deal with his own self - acceptance as well as the potential reactions of the wizarding world around him. Fanfics often show how he overcomes or struggles with this, especially in a society that may not be as accepting as we are today. For example, in some fanfics, he has to keep his relationship a secret for fear of ostracism.
One common theme is redemption. Female characters often see the good in Snape despite his outwardly cold and sometimes cruel demeanor. They try to bring out his better side.
One common theme is redemption. Snape is often depicted as seeking redemption for his past actions or mistakes. Another theme is unrequited love, mainly his love for Lily. Also, themes of loyalty and sacrifice are prevalent, as Snape's loyalty to Dumbledore and his sacrifice for the greater good are important parts of his character.
Another theme is unfulfilled love. Snape's love for Lily was so strong yet so unfulfilled. This unrequited love can be a central theme in such fanfiction, exploring how it eats away at him and makes him feel like there's no hope or purpose left in life. It could be depicted as the final straw that pushes him towards suicidal thoughts.
Often, these fanfictions have the theme of redemption. The ginger character might play a role in Snape's journey towards redemption. It could be through their kindness or understanding that Snape starts to see things differently. Also, the theme of mystery is common. The ginger element might add an air of mystery to Snape's already complex character.