The magical world setting also plays a big part. Fanfics can use the unique elements of the Harry Potter universe like spells, potions, and magical creatures. For instance, Snape could teach Harry a rare and difficult potion - making technique that helps them bond over their shared love for magic, while also facing some magical threats together in Hogwarts or beyond.
One interesting 'Harry Potter and Snape fanfic' story could be about Snape secretly mentoring Harry outside of Hogwarts. In this fic, Snape realizes the importance of Harry's role in the wizarding world and decides to give him extra training in potions and dark arts defense, away from the prying eyes of the other teachers and students.
The contrast between their characters. Snape is often seen as dark and brooding, while McGonagall is more strict but fair. Their relationship in fanfics can be a study in opposites attracting. It makes for some really engaging and unexpected storylines.
One key theme could be the exploration of an unlikely relationship. Hermione and Snape have very different personalities and positions within the Hogwarts world. In such a fanfic, the theme of breaking social and age barriers might be prominent. Another theme could be self - discovery for both characters. Hermione might discover a different side of herself when involved with Snape, and Snape could find new aspects of his own humanity through their relationship. Also, the theme of redemption might play a part. Snape has a complex past, and his relationship with Hermione could be a path towards some form of redemption in the eyes of the writer.
One interesting theme is redemption. Fanfictions often explore Snape's journey towards redemption through his interactions with Harry. Another theme could be forgiveness, as Harry might come to understand and forgive Snape's past actions. Also, the theme of mentorship can be seen, where Snape takes on a more positive role in Harry's life.
A good plot structure. Have a beginning that hooks the reader, like an unexpected encounter between two people. Then build up the relationship gradually, with some twists and turns. Maybe there's an external factor like family opposition that they have to overcome. And end it in a satisfying way, not necessarily a happily - ever - after, but something that makes sense. Additionally, use of descriptive language that is tasteful. Instead of being explicit, describe the emotions and the atmosphere, like 'the air was thick with anticipation' rather than graphic details.
Yes, there are likely fanfics in this crossover concept that avoid adult or inappropriate 'lemon' content. You can try searching on fanfic - specific websites and filtering by appropriate tags.
One idea could be that a centaur saves Harry from a dangerous creature in the Forbidden Forest and then they form a bond. The centaur could teach Harry about the ancient magic that the centaurs possess. Another plot could be a centaur acting as a guide for Harry during his search for a rare magical herb that only grows in centaur - protected areas. They would have to work together to overcome various obstacles.
One idea could be that a Succubus is a new kind of magical creature discovered in the Forbidden Forest. The Hogwarts students and professors have to figure out how to deal with it, whether it's a threat or not. Another could be a Succubus who has lost her powers and comes to Hogwarts seeking help to regain them in a non - sexual way, like learning about different kinds of magic.
One common theme is redemption. Snape was often seen as a villain - like figure in the original series, but in fanfics, his actions are often explored more deeply to show his redemptive qualities. For example, his love for Lily and how that drove his actions.
Some fanfictions have a plotline where Snape survives the Battle of Hogwarts and he and Harry have to deal with the aftermath together. They might have to face the wizarding community's reaction to Snape's past actions and also work on rebuilding Hogwarts. There are also stories where Harry, while still at school, starts to understand Snape's difficult position between Dumbledore and Voldemort and tries to help him in some way, which creates a whole new dynamic between them.